| 5443148 |
European alder leafminer |
Fenusa dohrnii |
Blotch mines produced by leafminer |
| 5443149 |
banded woollybear |
Pyrrharctia isabella |
|
| 5445256 |
blister beetle |
Epicauta aspera |
Close-up of head |
| 5303076 |
tomato hornworm |
Manduca quinquemaculata |
frass |
| 5443295 |
polyphemus moth |
Antheraea polyphemus |
Closeup of larva to show spiracles |
| 5443296 |
polyphemus moth |
Antheraea polyphemus |
Frass |
| 5445242 |
dogwood sawfly |
Macremphytus tarsatus |
Frass |
| 5382121 |
western tent caterpillar |
Malacosoma californicum |
Frass produced by late instar larvae
|
| 5303075 |
tomato hornworm |
Manduca quinquemaculata |
frass |
| 5393459 |
broadwinged katydid |
Microcentrum rhombifolium |
close up of front showing "ear" on front leg |
| 5393462 |
broadwinged katydid |
Microcentrum rhombifolium |
close up of front showing "ear" on front leg |
| 5304070 |
differential grasshopper |
Melanoplus differentialis |
Frass produced by adult differential grasshopper |
| 5393464 |
broadwinged katydid |
Microcentrum rhombifolium |
Frass |
| 5304069 |
great crested grasshopper |
Tropidolophus formosus |
Frass produced by late instar nymphs |
| 5422280 |
achemon sphinx |
Eumorpha achemon |
Close-up showing spiracles |
| 1243164 |
three-lined Lema beetle |
Lema trivittata |
Larvae feeding on Tomatillo leaf |
| 5393463 |
broadwinged katydid |
Microcentrum rhombifolium |
Adult |
| 5445237 |
dogwood sawfly |
Macremphytus tarsatus |
Late stage larvae massed on underside of leaf |
| 5445196 |
imported willow leaf beetle |
Plagiodera versicolora |
|
| 5445213 |
alfalfa weevil |
Hypera postica |
larval feeding injury to alfalfa terminal |
| 5445371 |
white-lined sphinx |
Hyles lineata |
late instar larva feeding |
| 5445179 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 1455128 |
mottled tortoise beetle |
Deloyala guttata |
|
| 1455179 |
fall webworm |
Hyphantria cunea |
Tent |
| 5445356 |
blister beetle |
Epicauta aspera |
|
| 5445345 |
blister beetle |
Epicauta aspera |
|
| 5445330 |
two-striped grasshopper |
Melanoplus bivittatus |
Adult and nymph |
| 5445373 |
uglynest caterpillar |
Archips cerasivorana |
Close-up of late instar larva |
| 5445372 |
uglynest caterpillar |
Archips cerasivorana |
Tent on chockberry foliage |
| 5445301 |
rabbitbrush beetle |
Trirhabda nitidicollis |
Defoliation of rabbit brush by larva |
| 5445299 |
rabbitbrush beetle |
Trirhabda nitidicollis |
|
| 5445300 |
rabbitbrush beetle |
Trirhabda nitidicollis |
late instar larva defecating |
| 5445298 |
rabbitbrush beetle |
Trirhabda nitidicollis |
|
| 5445291 |
two-striped grasshopper |
Melanoplus bivittatus |
Afult found climbing plant following light rain |
| 5445258 |
great ash sphinx |
Sphinx chersis |
larva was collected from Grand Junction, Colorado |
| 5445250 |
imported currantworm |
Nematus ribesii |
Feeding on leaf margin |
| 5445251 |
imported currantworm |
Nematus ribesii |
Last instar larvae |
| 5445248 |
imported currantworm |
Nematus ribesii |
Early stage larva feeding in leaf interior |
| 5445249 |
imported currantworm |
Nematus ribesii |
Early stage larva feeding on leaf margin |
| 5445246 |
imported currantworm |
Nematus ribesii |
Mating swarm in plant interior |
| 5445247 |
imported currantworm |
Nematus ribesii |
Eggs laid along leaf vain |
| 5445245 |
imported currantworm |
Nematus ribesii |
|
| 5445243 |
imported currantworm |
Nematus ribesii |
|
| 5445241 |
dogwood sawfly |
Macremphytus tarsatus |
Defoliation. Note old larval skins attached to leaves |
| 5445239 |
dogwood sawfly |
Macremphytus tarsatus |
Defoliation due to dogwood sawfly |
| 5445240 |
dogwood sawfly |
Macremphytus tarsatus |
Defoliation due to dogwood sawfly |
| 5445238 |
dogwood sawfly |
Macremphytus tarsatus |
Late stage larvae massed on underside of leaf |
| 5445235 |
conehead katydid |
Neoconocephalus ensiger |
side view of head and thorax |
| 5445236 |
conehead katydid |
Neoconocephalus ensiger |
Front view of face |
| 5445232 |
conehead katydid |
Neoconocephalus ensiger |
side view |
| 5445234 |
conehead katydid |
Neoconocephalus ensiger |
top view |
| 5445228 |
western grapeleaf skeletonizer |
Harrisina metallica |
Cocoon with prepupa |
| 5445227 |
western grapeleaf skeletonizer |
Harrisina metallica |
late stage larva |
| 5445226 |
western grapeleaf skeletonizer |
Harrisina metallica |
late stage larva |
| 5445149 |
yellow woollybear |
Spilosoma virginica |
|
| 5445150 |
yellow woollybear |
Spilosoma virginica |
|
| 5445160 |
spurge hawkmoth |
Hyles euphorbiae |
|
| 5445366 |
great ash sphinx |
Sphinx chersis |
|
| 5445353 |
two-tailed tiger swallowtail |
Papilio multicaudata |
|
| 5445341 |
hummingbird clearwing |
Hemaris thysbe |
|
| 5445333 |
two-striped grasshopper |
Melanoplus bivittatus |
|
| 5445332 |
two-striped grasshopper |
Melanoplus bivittatus |
|
| 5445329 |
two-striped grasshopper |
Melanoplus bivittatus |
Mating pair |
| 5445331 |
two-striped grasshopper |
Melanoplus bivittatus |
|
| 5445308 |
plains lubber grasshopper |
Brachystola magna |
|
| 5445383 |
plains lubber grasshopper |
Brachystola magna |
Adults feeding on road killed grasshopper |
| 5445381 |
plains lubber grasshopper |
Brachystola magna |
Adult feeding on road killed grasshopper |
| 5445382 |
plains lubber grasshopper |
Brachystola magna |
Adult feeding on road killed grasshopper |
| 5445369 |
two-tailed tiger swallowtail |
Papilio multicaudata |
chrysalid |
| 5445368 |
two-tailed tiger swallowtail |
Papilio multicaudata |
|
| 5445367 |
two-tailed tiger swallowtail |
Papilio multicaudata |
Early stage larva |
| 5445305 |
two-tailed tiger swallowtail |
Papilio multicaudata |
|
| 5445304 |
two-tailed tiger swallowtail |
Papilio multicaudata |
|
| 5445302 |
two-tailed tiger swallowtail |
Papilio multicaudata |
Adult visiting larkpur |
| 5445303 |
two-tailed tiger swallowtail |
Papilio multicaudata |
Visiting larkpur |
| 5445290 |
blister beetle |
Epicauta stuarti |
|
| 5445289 |
blister beetle |
Epicauta stuarti |
|
| 5445281 |
yellow woollybear |
Spilosoma virginica |
|
| 5445278 |
blister beetle |
Epicauta stuarti |
|
| 5445273 |
spur-throated grasshoppers |
Melanoplus spp. |
|
| 5445274 |
spur-throated grasshoppers |
Melanoplus spp. |
|
| 5445272 |
spur-throated grasshoppers |
Melanoplus spp. |
|
| 5445267 |
blister beetle |
Lytta stygica |
|
| 5445259 |
great ash sphinx |
Sphinx chersis |
Frass produced by full grown larva |
| 5445257 |
great ash sphinx |
Sphinx chersis |
Full grown larva feeding on ash |
| 5445171 |
asparagus beetle |
Crioceris asparagi |
|
| 5445170 |
asparagus beetle |
Crioceris asparagi |
|
| 5445154 |
spurge hawkmoth |
Hyles euphorbiae |
|
| 5445156 |
spurge hawkmoth |
Hyles euphorbiae |
|
| 5445157 |
spurge hawkmoth |
Hyles euphorbiae |
|
| 5445158 |
spurge hawkmoth |
Hyles euphorbiae |
|
| 5445159 |
spurge hawkmoth |
Hyles euphorbiae |
|
| 5445212 |
alfalfa weevil |
Hypera postica |
Larval feeding injury to alfalfa terminal |
| 5445195 |
imported willow leaf beetle |
Plagiodera versicolora |
Larvae and associated skeletonizing injury |
| 5445193 |
imported willow leaf beetle |
Plagiodera versicolora |
|
| 5445194 |
imported willow leaf beetle |
Plagiodera versicolora |
|
| 5445192 |
imported willow leaf beetle |
Plagiodera versicolora |
|
| 5445185 |
polyphemus moth |
Antheraea polyphemus |
Cocoon opened to show pupa |
| 5445183 |
polyphemus moth |
Antheraea polyphemus |
|
| 5445181 |
differential grasshopper |
Melanoplus differentialis |
|
| 5445182 |
differential grasshopper |
Melanoplus differentialis |
Mating pair on damaged host |
| 5445180 |
differential grasshopper |
Melanoplus differentialis |
|
| 5445177 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 5445172 |
beet armyworm |
Spodoptera exigua |
Late stage larva involved in defoliation of pepper plants |
| 5445173 |
beet armyworm |
Spodoptera exigua |
Late stage larva involved in defoliation of pepper plants |
| 5445153 |
cabbage white |
Pieris rapae |
with frass |
| 5445152 |
cabbage white |
Pieris rapae |
with frass |
| 5445151 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 5445147 |
io moth |
Automeris io |
Pupa exposed from cocoon |
| 5445148 |
io moth |
Automeris io |
Pupa within cocoon |
| 5445146 |
cabbage looper |
Trichoplusia ni |
Pupa exposed from cocoon |
| 5445145 |
cabbage looper |
Trichoplusia ni |
Pupa within cocoon |
| 5443292 |
polyphemus moth |
Antheraea polyphemus |
|
| 5443293 |
polyphemus moth |
Antheraea polyphemus |
|
| 5443294 |
polyphemus moth |
Antheraea polyphemus |
Cocoon cut open to expose pupa |
| 5443287 |
elm leaf beetle |
Xanthogaleruca luteola |
Pupae at base of infested elm |
| 5443288 |
elm leaf beetle |
Xanthogaleruca luteola |
Pupae at base of infested elm |
| 5443289 |
elm leaf beetle |
Xanthogaleruca luteola |
Skeletonizing damage produced by elm leaf beetle larvae |
| 5443290 |
elm leaf beetle |
Xanthogaleruca luteola |
English elm with skeletonizing damage produced by elm leaf beetle larvae |
| 5443291 |
cabbage looper |
Trichoplusia ni |
Late stage larva showing evidence of brething openings of tachinid parasites |
| 5443270 |
European elm flea weevil |
Orchestes alni |
Larva exposed in leaf mine |
| 5443271 |
European elm flea weevil |
Orchestes alni |
Larva exposed in leaf mine |
| 5443272 |
European elm flea weevil |
Orchestes alni |
Pupa exposed in leaf mine |
| 5443280 |
cabbage looper |
Trichoplusia ni |
Late stage larva showing evidence of breathing openings of tachinid parasites |
| 5443256 |
saltmarsh caterpillar |
Estigmene acrea |
Late stage caterpillar, dark phase |
| 5443257 |
saltmarsh caterpillar |
Estigmene acrea |
egg mass |
| 5443258 |
cabbage looper |
Trichoplusia ni |
Visiting canola flowers |
| 5443259 |
saltmarsh caterpillar |
Estigmene acrea |
Also known as the "Acrea moth."Males on top row, females bottom row |
| 5443260 |
honeylocust pod gall midge |
Dasineura gleditchiae |
Ovipositing |
| 5443261 |
honeylocust pod gall midge |
Dasineura gleditchiae |
Pod galls on honeylocust |
| 5443262 |
honeylocust pod gall midge |
Dasineura gleditchiae |
Pod galls |
| 5443263 |
honeylocust pod gall midge |
Dasineura gleditchiae |
|
| 5443264 |
honeylocust pod gall midge |
Dasineura gleditchiae |
Pod galls |
| 5443265 |
European elm flea weevil |
Orchestes alni |
Adult and associated shothole damage |
| 5443266 |
European elm flea weevil |
Orchestes alni |
Adults and associated shothole damage |
| 5443267 |
European elm flea weevil |
Orchestes alni |
Adults and leaf mine produced by larval stage |
| 5443268 |
European elm flea weevil |
Orchestes alni |
|
| 5443269 |
cabbage looper |
Trichoplusia ni |
Frass |
| 5443246 |
diamondback moth |
Plutella xylostella |
|
| 5443247 |
alfalfa looper |
Autographa californica |
Front view |
| 5443252 |
saltmarsh caterpillar |
Estigmene acrea |
late stage caterpillar, light phase |
| 5443253 |
saltmarsh caterpillar |
Estigmene acrea |
Late stage caterpillar, light phase |
| 5443254 |
saltmarsh caterpillar |
Estigmene acrea |
Late stage caterpillar |
| 5443255 |
saltmarsh caterpillar |
Estigmene acrea |
late stage caterpillar,dark phase |
| 5443230 |
cabbage white |
Pieris rapae |
|
| 5443231 |
cabbage white |
Pieris rapae |
|
| 5443232 |
cabbage white |
Pieris rapae |
|
| 5443233 |
cabbage white |
Pieris rapae |
|
| 5443234 |
cabbage white |
Pieris rapae |
|
| 5443236 |
alfalfa looper |
Autographa californica |
|
| 5443239 |
sumac flea beetle |
Blepharida rhois |
|
| 5443244 |
black swallowtail |
Papilio polyxenes |
Egg laid on parsley florets |
| 5443245 |
diamondback moth |
Plutella xylostella |
|
| 5443218 |
American dagger moth |
Acronicta americana |
Pinned adults. Female on top: male on bottom |
| 5443221 |
checkered melon beetle |
Paranapiacaba tricincta |
|
| 5443225 |
alfalfa looper |
Autographa californica |
|
| 5443227 |
striped cucumber beetle |
Acalymma vittatum |
Larva tunneling of base of squash plant |
| 5443228 |
striped cucumber beetle |
Acalymma vittatum |
Larval tunneling of base of winter squash |
| 5443229 |
cabbage white |
Pieris rapae |
|
| 5443219 |
black witch |
Ascalapha odorata |
|
| 5443220 |
black witch |
Ascalapha odorata |
|
| 5443212 |
bronzed cutworm |
Nephelodes minians |
|
| 5443213 |
bronzed cutworm |
Nephelodes minians |
|
| 5443214 |
European alder leafminer |
Fenusa dohrnii |
Blotch mines produced by leafminer |
| 5443189 |
weidemeyer's admiral |
Limenitis weidemeyerii |
Adult drinking at moist spot of soil |
| 5443200 |
black witch |
Ascalapha odorata |
Resting on telephone pole. Photograph taken July 10, 2010 |
| 5443188 |
weidemeyer's admiral |
Limenitis weidemeyerii |
Adult drinking at moist spot of soil |
| 5443164 |
alfalfa blotch leafminer |
Agromyza frontella |
Photograph taken June 20, 2010 |
| 5443171 |
banded woollybear |
Pyrrharctia isabella |
Adults pinned. The top insect is a male: the lower two females. Adults are sometimes known as the " Isabella moth." |
| 5443172 |
achemon sphinx |
Eumorpha achemon |
Photograph taken July 24, 2011 |
| 5443173 |
achemon sphinx |
Eumorpha achemon |
Photograph taken July 24, 2011 |
| 5443160 |
banded woollybear |
Pyrrharctia isabella |
|
| 1455152 |
forest tent caterpillar |
Malacosoma disstria |
Mass of larvae on trunk |
| 1455005 |
vegetable leafminer |
Liriomyza sativae |
Larva and pupa in mine |
| 1326070 |
cottonwood leaf beetle |
Chrysomela scripta |
Older instar larvae |
| 1243084 |
variable oakleaf caterpillar |
Lochmaeus manteo |
Full grown Larva. |
| 1246043 |
leaf blotch miners |
Phyllonorycter spp. |
Tentiform mines, view from underside of leaf |
| 1455137 |
snailcase bagworm |
Apterona helix |
|
| 1243072 |
black turfgrass ataenius |
Ataenius spretulus |
|
| 1325002 |
pinyon spindlegall midge |
Pinyonia edulicola |
|
| 1455094 |
tiger moth |
Lophocampa ingens |
|
| 1326177 |
big poplar sphinx |
Pachysphinx occidentalis |
|
| 1326174 |
big poplar sphinx |
Pachysphinx occidentalis |
Adult with newly laid eggs. Found on Cottonwood, aspen, and willow. |
| 1326175 |
big poplar sphinx |
Pachysphinx occidentalis |
Adult. Found on Cottonwood, aspen, and willow. |
| 1326012 |
alfalfa webworm |
Loxostege cereralis |
Adults are a common "lawn moth" but larvae do not damage lawns. Also found on spinach, beets and many weeds. |
| 1326016 |
crucifer flea beetle |
Phyllotreta cruciferae |
Comparison of size with apple flea beetle, Haltica foliaceae |
| 1325009 |
sycamore lace bug |
Corythucha ciliata |
|
| 1243175 |
striped cucumber beetle |
Acalymma vittatum |
Adults mass on squash leaf |
| 1243170 |
western corn rootworm |
Diabrotica virgifera virgifera |
Adult chewing cabbage leaf |
| 1243174 |
striped cucumber beetle |
Acalymma vittatum |
Adults damaging squash seedling |
| 1243099 |
privet thrips |
Dendrothrips ornatus |
feeding injury to older privet foliage. |
| 1243180 |
western corn rootworm |
Diabrotica virgifera virgifera |
Adults feeding on watermelon fruit. There is a single western corn rootworm in this picture with the others being striped cucumber beetle |
| 1246089 |
painted lady butterfly |
Vanessa cardui |
With feeding wound from a bird |
| 1246085 |
painted lady butterfly |
Vanessa cardui |
|
| 1326129 |
cabbage white |
Pieris rapae |
Pupa (chrysalid). |
| 1326135 |
checkered white |
Pontia protodice |
Pupa (left) and prepupa (right). |
| 1246081 |
painted lady butterfly |
Vanessa cardui |
Late stage |
| 1455170 |
western tent caterpillar |
Malacosoma californicum |
At egg hatch |
| 1455173 |
western tent caterpillar |
Malacosoma californicum |
|
| 1455129 |
mottled tortoise beetle |
Deloyala guttata |
|
| 1455130 |
mottled tortoise beetle |
Deloyala guttata |
Adult and larva |
| 1246087 |
painted lady butterfly |
Vanessa cardui |
prepupa |
| 1476108 |
modest sphinx |
Pachysphinx modesta |
pair of adults on cottonwood |
| 1476126 |
weevil |
Magdalis spp. |
|
| 1476101 |
western flower thrips |
Frankliniella occidentalis |
instar II nymph |
| 1455131 |
mottled tortoise beetle |
Deloyala guttata |
|
| 1326192 |
Carolina grasshopper |
Dissosteira carolina |
Generalist herbivore. |
| 1243047 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Pupa on potato. |
| 1246069 |
elm leaf beetle |
Xanthogaleruca luteola |
Late stage |
| 1455168 |
western tent caterpillar |
Malacosoma californicum |
On tent |
| 1246047 |
birch leafminer |
Fenusa pusilla |
|
| 1246054 |
conifer sawfly |
Zadiprion townsendi |
|
| 1243044 |
Colorado potato beetle |
Leptinotarsa decemlineata |
egg mass on potato. |
| 1455010 |
vegetable leafminer |
Liriomyza sativae |
|
| 1455040 |
poplar blackmine beetle |
Zeugophora scutellaris |
|
| 1455026 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1246044 |
leaf blotch miners |
Phyllonorycter spp. |
Tentiform mines, view from underside of leaf |
| 1246083 |
painted lady butterfly |
Vanessa cardui |
Early stage |
| 1326128 |
cabbage white |
Pieris rapae |
Prepupa (left) and pupa (chrysalid). |
| 1326140 |
diamondback moth |
Plutella xylostella |
Pupa with cocoon on cabbage. |
| 1326142 |
cabbage white |
Pieris rapae |
1st instar larva at egg hatch on broccoli. |
| 1326066 |
elm leafminer |
Kaliofenusa ulmi |
Typical leafmine |
| 1326080 |
sunflower beetle |
Zygogramma exclamationis |
|
| 1326074 |
cottonwood leaf beetle |
Chrysomela scripta |
|
| 1326131 |
checkered white |
Pontia protodice |
Side view. |
| 1455030 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455022 |
elm leafminer |
Kaliofenusa ulmi |
|
| 1455027 |
spinach leafminer |
Pegomya hyoscyami |
Exposed from mines |
| 1455151 |
forest tent caterpillar |
Malacosoma disstria |
Mass of larvae on trunk |
| 1455114 |
onion thrips |
Thrips tabaci |
|
| 1455127 |
mottled tortoise beetle |
Deloyala guttata |
|
| 1455169 |
western tent caterpillar |
Malacosoma californicum |
At egg hatch |
| 1455175 |
western tent caterpillar |
Malacosoma californicum |
In old tent |
| 1455176 |
eastern tent caterpillar |
Malacosoma americanum |
|
| 1455006 |
vegetable leafminer |
Liriomyza sativae |
Within mine |
| 1243100 |
western flower thrips |
Frankliniella occidentalis |
Oviposition injury to tomato fruit |
| 1455096 |
common true katydid |
Pterophylla camellifolia |
|
| 1246093 |
viceroy |
Limenitis archippus |
|
| 1243070 |
May-June beetles |
Phyllophaga spp. |
|
| 1243179 |
striped cucumber beetle |
Acalymma vittatum |
Striped cucumber beetle and spotted cucumber beetle adults feeding on watermelon fruit |
| 1243176 |
striped cucumber beetle |
Acalymma vittatum |
Adults mass on squash leaf |
| 1455003 |
vegetable leafminer |
Liriomyza sativae |
Damage to green bunching onion |
| 1455007 |
vegetable leafminer |
Liriomyza sativae |
|
| 1455031 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455053 |
poplar leaffolding sawfly |
Phyllocolpa bozemani |
Older larva |
| 1455032 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1243030 |
crucifer flea beetle |
Phyllotreta cruciferae |
Adults and associated damage on cabbage. |
| 1243033 |
crucifer flea beetle |
Phyllotreta cruciferae |
Injury to seedling broccoli. |
| 1243032 |
crucifer flea beetle |
Phyllotreta cruciferae |
Injury to seedling to broccoli. |
| 1243005 |
vegetable leafminer |
Liriomyza sativae |
Damage to green onion. |
| 1243038 |
tuber flea beetle |
Epitrix tuberis |
External symptoms of larval injury to potato. |
| 1326158 |
prairie walkingstick |
Diapheromera velii velii |
Adult female. |
| 1326133 |
checkered white |
Pontia protodice |
Late stage larva on cabbage. |
| 1326139 |
diamondback moth |
Plutella xylostella |
Larvae and damage on cabbage. |
| 1326137 |
diamondback moth |
Plutella xylostella |
|
| 1326134 |
checkered white |
Pontia protodice |
Late stage larva on cabbage. |
| 1326126 |
cabbage white |
Pieris rapae |
Late instar larvae on cabbage. |
| 1326124 |
cabbage white |
Pieris rapae |
on Broccoli leaf. |
| 1326125 |
cabbage white |
Pieris rapae |
Late instar larve on Cabbage. |
| 1326138 |
diamondback moth |
Plutella xylostella |
Close up on cabbage. |
| 1326072 |
cottonwood leaf beetle |
Chrysomela scripta |
Young larvae at egg hatch |
| 1246061 |
elm leaf beetle |
Xanthogaleruca luteola |
at egg hatch |
| 1455025 |
spruce needleminer |
Taniva albolineana |
Needle tying |
| 1455001 |
aspen leafminer |
Phyllocnistis populiella |
Within mine |
| 1243178 |
striped cucumber beetle |
Acalymma vittatum |
Larvae in Cantaloupe rind |
| 1326073 |
cottonwood leaf beetle |
Chrysomela scripta |
Older instar larvae |
| 1455095 |
common true katydid |
Pterophylla camellifolia |
|
| 1326122 |
cabbage white |
Pieris rapae |
Female ovipositing on Broccoli. |
| 1246049 |
birch leafminer |
Fenusa pusilla |
|
| 1455050 |
poplar leaffolding sawfly |
Phyllocolpa bozemani |
Young larva in leaf fold |
| 1243039 |
tuber flea beetle |
Epitrix tuberis |
Tuber tunneling by larvae in potato. |
| 1455015 |
European alder leafminer |
Fenusa dohrnii |
|
| 1455092 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 1326130 |
cabbage white |
Pieris rapae |
Pupa of imported cabbageworm (left) and southern cabbageworm (right). |
| 1246088 |
painted lady butterfly |
Vanessa cardui |
Larvae in webbing |
| 1326159 |
rainbow grasshopper |
Dactylotum bicolor |
Adult on rangeland forbs. |
| 1246090 |
painted lady butterfly |
Vanessa cardui |
|
| 1455082 |
broadwinged katydid |
Microcentrum rhombifolium |
Recently mated female with spermatophore |
| 1246073 |
elm leaf beetle |
Xanthogaleruca luteola |
Overwintered beetles in diapause coloration |
| 1246084 |
painted lady butterfly |
Vanessa cardui |
|
| 1243046 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Larva on potato. |
| 1455008 |
vegetable leafminer |
Liriomyza sativae |
|
| 1455158 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1243031 |
crucifer flea beetle |
Phyllotreta cruciferae |
"Shothole" damage on chinese cabbage. |
| 1455171 |
western tent caterpillar |
Malacosoma californicum |
|
| 1455004 |
vegetable leafminer |
Liriomyza sativae |
Damage to green bunching onion |
| 1326071 |
cottonwood leaf beetle |
Chrysomela scripta |
Older instar larvae and typical damage |
| 1243036 |
potato flea beetle |
Epitrix cucumeris |
Leaf injury to seedling tomato |
| 1243004 |
vegetable leafminer |
Liriomyza sativae |
Damage to green onion. |
| 1243146 |
bronzed cutworm |
Nephelodes minians |
Adult on Kentucky bluegrass. |
| 1455033 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455093 |
black blister beetle |
Epicauta pensylvanica |
|
| 1246086 |
painted lady butterfly |
Vanessa cardui |
chrysalis |
| 1326020 |
apple flea beetle |
Altica foliaceae |
|
| 1246082 |
painted lady butterfly |
Vanessa cardui |
Early stage |
| 1326018 |
apple flea beetle |
Altica foliaceae |
on evening primrose (Oenothera) |
| 1246048 |
birch leafminer |
Fenusa pusilla |
Exposed from leaf mine |
| 1455036 |
leaf blotch miners |
Phyllonorycter spp. |
|
| 1326019 |
apple flea beetle |
Altica foliaceae |
Damage to new growth |
| 1243059 |
onion thrips |
Thrips tabaci |
Nymphs on onion. |
| 1243045 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Egg mass hatching on Potato. |
| 1455034 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1246041 |
elm leafminer |
Kaliofenusa ulmi |
Larval tunneling |
| 1243171 |
western corn rootworm |
Diabrotica virgifera virgifera |
Comparison of western corn rootworm (left, center) and striped cucumber beetle (right) |
| 1455150 |
forest tent caterpillar |
Malacosoma disstria |
Mass of larvae on trunk |
| 1243060 |
onion thrips |
Thrips tabaci |
Scarring of cabbage leaf. |
| 1243096 |
western flower thrips |
Frankliniella occidentalis |
Feeding injury to English daisy (Bellis) |
| 1246050 |
birch leafminer |
Fenusa pusilla |
Characteristic mining damage |
| 1455106 |
cabbage looper |
Trichoplusia ni |
|
| 1243147 |
bronzed cutworm |
Nephelodes minians |
Larva on Kentucky Bluegrass. |
| 1455153 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1455154 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1455156 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1326075 |
cottonwood leaf beetle |
Chrysomela scripta |
Mating pair |
| 1243058 |
onion thrips |
Thrips tabaci |
Nymphs at base of leaf of onion. |
| 1246042 |
elm leafminer |
Kaliofenusa ulmi |
Exposed from mine |
| 1455052 |
poplar leaffolding sawfly |
Phyllocolpa bozemani |
Older larva |
| 1243043 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Adult on potato. |
| 1326136 |
checkered white |
Pontia protodice |
Pupa (chrysalid). |
| 1243168 |
checkered melon beetle |
Paranapiacaba tricincta |
Adults massing on buffalo gourd fruit |
| 1455002 |
aspen leafminer |
Phyllocnistis populiella |
Within mine |
| 1243169 |
western corn rootworm |
Diabrotica virgifera virgifera |
|
| 1455157 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1243057 |
onion thrips |
Thrips tabaci |
Leaf scaring injury to onion. |
| 1243041 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Larval damage to foliage to potato. |
| 1455199 |
western grapeleaf skeletonizer |
Harrisina metallica |
|
| 1243040 |
potato flea beetle |
Epitrix cucumeris |
Damage to skin of tomato fruit |
| 1246065 |
elm leaf beetle |
Xanthogaleruca luteola |
|
| 1326093 |
European alder leafminer |
Fenusa dohrnii |
Typical leafmines in Alder |
| 5393536 |
argus tortoise beetle |
Chelymorpha cassidea |
|
| 1455043 |
uglynest caterpillar |
Archips cerasivorana |
With tent |
| 1246078 |
tobacco budworm |
Heliothis virescens |
Shown with damage |
| 1326094 |
clearwinged grasshopper |
Camnula pellucida |
|
| 1455019 |
elm leafminer |
Kaliofenusa ulmi |
Oviposition punctures in leaf |
| 1455020 |
elm leafminer |
Kaliofenusa ulmi |
Exposed from leaf mine |
| 1243010 |
tobacco flea beetle |
Epitrix hirtipennis |
Typical injury to eggplant foliage. |
| 1455155 |
forest tent caterpillar |
Malacosoma disstria |
|
| 1326013 |
clearwinged grasshopper |
Camnula pellucida |
|
| 1455016 |
birch leafminer |
Fenusa pusilla |
|
| 1455132 |
mottled tortoise beetle |
Deloyala guttata |
|
| 1455017 |
elm leafminer |
Kaliofenusa ulmi |
|
| 1455018 |
elm leafminer |
Kaliofenusa ulmi |
Oviposition punctures in elm leaf |
| 1326014 |
clearwinged grasshopper |
Camnula pellucida |
|
| 1326121 |
cabbage white |
Pieris rapae |
visiting flower |
| 1455089 |
differential grasshopper |
Melanoplus differentialis |
|
| 1455083 |
green fool grasshopper |
Acrolophitus hirtipes |
Female |
| 1326132 |
checkered white |
Pontia protodice |
Wings open. |
| 1455163 |
southwestern tent caterpillar |
Malacosoma incurvum |
|
| 1246046 |
birch leafminer |
Fenusa pusilla |
|
| 1326076 |
cottonwood leaf beetle |
Chrysomela scripta |
Egg mass |
| 1326160 |
two-striped grasshopper |
Melanoplus bivittatus |
Adult generalist plant feeder. |
| 1455088 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 1243042 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Mating pair of adults on potato. |
| 1326161 |
plains lubber grasshopper |
Brachystola magna |
feeds on Rangeland forbs. |
| 1455085 |
gray bird grasshopper |
Schistocerca nitens |
|
| 1326163 |
plains lubber grasshopper |
Brachystola magna |
Mating pair feeds on rangeland forbs. |
| 1455087 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 5303039 |
yellow woollybear |
Spilosoma virginica |
Heavy infestation of soybean |
| 1246092 |
viceroy |
Limenitis archippus |
chrysalis |
| 1455149 |
forest tent caterpillar |
Malacosoma disstria |
Mass of larvae on trunk |
| 1455084 |
great crested grasshopper |
Tropidolophus formosus |
Male |
| 1243037 |
potato flea beetle |
Epitrix cucumeris |
Leaf injury to potato. |
| 1243098 |
privet thrips |
Dendrothrips ornatus |
feeding injury to privet foliage. |
| 1243173 |
striped cucumber beetle |
Acalymma vittatum |
Adults damaging squash seedling |
| 1455081 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 1455023 |
locust leafminer |
Odontota dorsalis |
|
| 1455180 |
fall webworm |
Hyphantria cunea |
|
| 1455044 |
uglynest caterpillar |
Archips cerasivorana |
Tent |
| 1326098 |
columbine leafminer |
Phytomyza aquilegivora |
Leafmines |
| 1326089 |
hawthorn leafminer |
Profenusa canadensis |
Blotch leafmine typically produced |
| 1326157 |
prairie walkingstick |
Diapheromera velii velii |
Male and female. |
| 1455111 |
zebra caterpillar |
Melanchra picta |
|
| 1455064 |
asparagus beetle |
Crioceris asparagi |
|
| 1455177 |
fall webworm |
Hyphantria cunea |
Tent |
| 1455120 |
cabbage white |
Pieris rapae |
|
| 1243002 |
vegetable leafminer |
Liriomyza sativae |
Larva within tunnel of onion. |
| 1246094 |
elm sphinx |
Ceratomia amyntor |
Full grown |
| 1326015 |
clearwinged grasshopper |
Camnula pellucida |
|
| 1326162 |
plains lubber grasshopper |
Brachystola magna |
feeds on rangeland forbs. |
| 5369855 |
elm sphinx |
Ceratomia amyntor |
Pupa excavated from soil chamber |
| 5369866 |
banded woollybear |
Pyrrharctia isabella |
Full grown larva crossing a road in late October |
| 5393523 |
blister beetle |
Lytta stygica |
This is an early-appearing species. |
| 5369762 |
tussock moths |
Dasychira spp. |
Comparison of 3 Dasychira species found in Colorado; Pine tussock moth (Dasychira grisefecta (Dyar)), (Dasychira mescalera Ferguson), Variable tussock moth (Dasychira vagans) |
| 5304067 |
katydid |
|
Frass produced by plains lubber (upper left)(Brachystola magna (Girard)), great crested grasshopper (upper right) Tropidolophus formosus (Say) and differential grasshopper (lower)Melanoplus differentialis (Thomas) |
| 1476093 |
European alder leafminer |
Fenusa dohrnii |
leaf mines |
| 1476094 |
birch leafminer |
Fenusa pusilla |
leaf mines |
| 1476095 |
birch leafminer |
Fenusa pusilla |
leaf mines |
| 1476096 |
pear sawfly |
Caliroa cerasi |
early instar larvae near hatched egg |
| 1476097 |
pear sawfly |
Caliroa cerasi |
|
| 1476116 |
elm leaf beetle |
Xanthogaleruca luteola |
egg mass |
| 1476117 |
elm leaf beetle |
Xanthogaleruca luteola |
egg mass |
| 1476118 |
elm leaf beetle |
Xanthogaleruca luteola |
Newly hatched larvae, old egg mass and damage |
| 1476119 |
elm leaf beetle |
Xanthogaleruca luteola |
late instar larva and frass |
| 1476120 |
elm leaf beetle |
Xanthogaleruca luteola |
|
| 1476121 |
elm leaf beetle |
Xanthogaleruca luteola |
larvae crawling on trunk to pupation sites |
| 1476122 |
elm leaf beetle |
Xanthogaleruca luteola |
|
| 1476123 |
elm leaf beetle |
Xanthogaleruca luteola |
|
| 1476124 |
elm leaf beetle |
Xanthogaleruca luteola |
|
| 1476125 |
poplar blackmine beetle |
Zeugophora scutellaris |
adult feeding injury |
| 5369915 |
black swallowtail |
Papilio polyxenes |
Full-grown larva late in season. November 1, 2007. |
| 5369805 |
monarch butterfly |
Danaus plexippus |
Chrysalis |
| 5369859 |
grasshopper |
Sphenarium purpurascens |
Certain species of grasshoppers are commonly collected and prepared as a snack food item in parts of Oaxaca, Mexico. The grasshoppers are cleaned then baked, seasoned with lime juice, garlic, and salt. When sold in markets they are sized and often offered with other snack materials, such as peanuts and chilies. |
| 5369817 |
elm sphinx |
Ceratomia amyntor |
Full-grown larva, close-up of head |
| 5369858 |
grasshopper |
Sphenarium purpurascens |
Certain species of grasshoppers are commonly collected and prepared as a snack food item in parts of Oaxaca, Mexico. The grasshoppers are cleaned then baked, seasoned with lime juice, garlic, and salt. When sold in markets they are sized and often offered with other snack materials, such as peanuts and chilies. |
| 5369860 |
grasshopper |
Sphenarium purpurascens |
Certain species of grasshoppers are commonly collected and prepared as a snack food item in parts of Oaxaca, Mexico. The grasshoppers are cleaned then baked, seasoned with lime juice, garlic, and salt. In this picture small chapulines have been served with a bit of guacamole. |
| 5369913 |
fall webworm |
Hyphantria cunea |
Extensive infestation with webbing covering trunk |
| 5369864 |
elm sphinx |
Ceratomia amyntor |
Last instar larva just prior to pupation |
| 5369865 |
azalea lace bug |
Stephanitis pyrioides |
Old injury with healthy new growth |
| 5369941 |
cabbage looper |
Trichoplusia ni |
Young pupa within cocoon |
| 5369917 |
black swallowtail |
Papilio polyxenes |
Late season chrysalis within 24 hours after pupation. |
| 5369918 |
black swallowtail |
Papilio polyxenes |
Late season chrysalis five days after pupation. |
| 5369916 |
black swallowtail |
Papilio polyxenes |
Prepupa |
| 1455090 |
red-winged grasshopper |
Arphia pseudonietana |
5th instar nymph |
| 5369761 |
pine tussock moth |
Dasychira grisefacta |
Pinned adult |
| 5422146 |
checkered melon beetle |
Paranapiacaba tricincta |
adults on muskmelon leaves |
| 5422148 |
tobacco budworm |
Heliothis virescens |
larvae feeding in flower bud of Nicotiana |
| 5422149 |
tobacco budworm |
Heliothis virescens |
larvae feeding in geranium flower buds |
| 5422141 |
checkered melon beetle |
Paranapiacaba tricincta |
Co-infestation of checkered melon beetle ( Paranapiacaba tricincta) and western corn rootworm ( Diabrotica virgifera virgifera) in squash blossom |
| 5422142 |
checkered melon beetle |
Paranapiacaba tricincta |
Leaf injury to seedling muskmelon by adult checkered melon beetle |
| 5422143 |
checkered melon beetle |
Paranapiacaba tricincta |
Leaf injury to muskmelon by adult checkered melon beetle |
| 5422144 |
checkered melon beetle |
Paranapiacaba tricincta |
Leaf injury to muskmelon by adult checkered melon beetle |
| 5422145 |
checkered melon beetle |
Paranapiacaba tricincta |
Seedling killed bu leaf injury produced by checkered melon beetle |
| 5422140 |
checkered melon beetle |
Paranapiacaba tricincta |
Co-infestation of checkered melon beete ( Paranapiacaba tricinta) and spotted cucumber beetle (Diabroticaundecimpunctata) on buffalo gourd |
| 5422269 |
European elm flea weevil |
Orchestes alni |
|
| 5422270 |
European elm flea weevil |
Orchestes alni |
|
| 5422243 |
alfalfa looper |
Autographa californica |
|
| 5422244 |
alfalfa looper |
Autographa californica |
|
| 5422245 |
alfalfa looper |
Autographa californica |
|
| 5422285 |
alfalfa blotch leafminer |
Agromyza frontella |
Leaf mines produced by larval tuneling. |
| 5422284 |
alfalfa blotch leafminer |
Agromyza frontella |
Leaf mines produced by larval tunneling |
| 5422164 |
painted lady butterfly |
Vanessa cardui |
Meconium spot excreted upon adult eclosion |
| 5422163 |
painted lady butterfly |
Vanessa cardui |
Meconium spot excreted upon adult eclosion |
| 5422150 |
tobacco budworm |
Heliothis virescens |
larvae damaging buds and flowers of verbena |
| 5422151 |
tobacco budworm |
Heliothis virescens |
larvae damaging buds and flowers of verbena |
| 5422147 |
tobacco budworm |
Heliothis virescens |
larvae resting among petunia buds |
| 5422139 |
checkered melon beetle |
Paranapiacaba tricincta |
leaf injury by adult checkered melon beetle |
| 5422179 |
tuber flea beetle |
Epitrix tuberis |
External symtoms of larval damage to potato |
| 5422268 |
European elm flea weevil |
Orchestes alni |
Mating pair and shothole feeding on newly emergent foliage |
| 5422267 |
European elm flea weevil |
Orchestes alni |
Shothole symptoms produced by adult feeding |
| 5422266 |
European elm flea weevil |
Orchestes alni |
Shothole symptoms produced by adult feeding |
| 5422265 |
European elm flea weevil |
Orchestes alni |
Shothole symptoms produced by adult feeding |
| 5422263 |
European elm flea weevil |
Orchestes alni |
Leaf mining produced by larvae; shotholes by adults |
| 5422264 |
European elm flea weevil |
Orchestes alni |
leaf mining produced by larvae; shotholes by adults |
| 5422152 |
tobacco budworm |
Heliothis virescens |
|
| 5422281 |
tobacco budworm |
Heliothis virescens |
|
| 5422277 |
army cutworm |
Euxoa auxiliaris |
|
| 5422276 |
army cutworm |
Euxoa auxiliaris |
|
| 5422275 |
armyworm |
Mythimna unipuncta |
|
| 1455041 |
leaf blotch miner moths |
Phyllocnistis spp. |
|
| 1455042 |
leaf blotch miner moths |
Phyllocnistis spp. |
|
| 5369750 |
flower thrips |
Frankliniella spp. |
Scarring injuries to flower petals |
| 5393625 |
tobacco budworm |
Heliothis virescens |
|
| 5393626 |
tobacco budworm |
Heliothis virescens |
|
| 5393623 |
tobacco budworm |
Heliothis virescens |
Larva chewing nicotiana blossom |
| 5393622 |
tobacco budworm |
Heliothis virescens |
Larvae chewing verbena blossoms |
| 5393621 |
tobacco budworm |
Heliothis virescens |
Larva tunneling flower buds |
| 5393620 |
tobacco budworm |
Heliothis virescens |
Larvae chewing verbena blossoms |
| 5393619 |
tobacco budworm |
Heliothis virescens |
Larva chewing petunia flower |
| 5393598 |
clover leaf weevil |
Hypera punctata |
|
| 5393594 |
elm leafminer |
Kaliofenusa ulmi |
Leafmining injury produced by larvae |
| 5393595 |
elm leafminer |
Kaliofenusa ulmi |
Leafmining injury produced by larvae |
| 5393590 |
European elm flea weevil |
Orchestes alni |
Shothole feeding injury produced by adults |
| 5393589 |
mottled tortoise beetle |
Deloyala guttata |
Larva with fecal shield |
| 5393585 |
black blister beetle |
Epicauta pensylvanica |
Male black blister beetle pursuing female for mating |
| 5393586 |
black blister beetle |
Epicauta pensylvanica |
|
| 5393579 |
argus tortoise beetle |
Chelymorpha cassidea |
Adult being attacked by Crematogaster sp. ants |
| 5393578 |
hollyhock weevil |
Rhopalapion longirostre |
The female (right) is feeding in the developing seed pod. |
| 5393577 |
hollyhock weevil |
Rhopalapion longirostre |
Shothole foliage injury symptom |
| 5393576 |
sumac flea beetle |
Blepharida rhois |
|
| 5393574 |
sumac flea beetle |
Blepharida rhois |
Late instar larva. A fecal shield is present behind the head. |
| 5393575 |
sumac flea beetle |
Blepharida rhois |
Late instar larvae. A fecal shield is present behind the head. |
| 5393573 |
sumac flea beetle |
Blepharida rhois |
Late instar larvae. A fecal shield is present behind the head. |
| 5393571 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Mating pair of adults on buffalobur nightshade |
| 5393559 |
flea beetle |
Kuschelina barberi |
|
| 5393547 |
flea beetle |
Kuschelina barberi |
|
| 5393524 |
blister beetle |
Lytta stygica |
This is an early-appearing species. Photograph taken April 14, 2009 |
| 5393474 |
boxelder gall midge |
Contarinia negundinis |
Larvae in galled leaves |
| 5188050 |
pallid-winged grasshopper |
Trimerotropis pallidipennis |
Adult, side view |
| 5188051 |
pallid-winged grasshopper |
Trimerotropis pallidipennis |
Adult, top view |
| 1455086 |
green bird grasshopper |
Schistocerca shoshone |
|
| 5187090 |
Apache grasshopper |
Hippopedon capito |
|
| 5187091 |
Apache grasshopper |
Hippopedon capito |
|
| 1455091 |
velvet-striped grasshopper |
Eritettix simplex |
4th instar nymph |
| 5210060 |
Montana band-winged grasshopper |
Xanthippus montanus |
|
| 5393560 |
white-lined sphinx |
Hyles lineata |
late instar larva, dark phase |
| 5393561 |
white-lined sphinx |
Hyles lineata |
Adult settling to feed. First of a 6 part feeding sequence. |
| 5393504 |
hollyhock weevil |
Rhopalapion longirostre |
infested seed pod |
| 5393502 |
Mediterranean tamarisk beetle |
Diorhabda elongata |
Defoliation produced by larval feeding |
| 5393501 |
Mediterranean tamarisk beetle |
Diorhabda elongata |
Mating pair of adults |
| 5393499 |
Mediterranean tamarisk beetle |
Diorhabda elongata |
larva |
| 5393500 |
Mediterranean tamarisk beetle |
Diorhabda elongata |
larva |
| 5393498 |
Mediterranean tamarisk beetle |
Diorhabda elongata |
larva just after molt |
| 5393497 |
Mediterranean tamarisk beetle |
Diorhabda elongata |
Late instar larva next to a small egg mass |
| 5393493 |
hollyhock weevil |
Rhopalapion longirostre |
larva and infested seeds |
| 5393482 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5393477 |
potato flea beetle |
Epitrix cucumeris |
typical shothole feeding wounds to a tomato leaf |
| 5393473 |
green bird grasshopper |
Schistocerca shoshone |
Last instar nymph molting to adult stage |
| 5393472 |
Mexican bean beetle |
Epilachna varivestis |
Larva |
| 5393471 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5393465 |
broadwinged katydid |
Microcentrum rhombifolium |
Recently laid egg mass |
| 5393461 |
broadwinged katydid |
Microcentrum rhombifolium |
close up of front showing "ear" on front leg |
| 5382063 |
European elm flea weevil |
Orchestes alni |
Larval leafmine
|
| 5382188 |
two-tailed tiger swallowtail |
Papilio multicaudata |
Last instar larva late in season (September 20, 2007), side view.
|
| 5382189 |
two-tailed tiger swallowtail |
Papilio multicaudata |
Last instar larva late in season (September 20, 2007), top view.
|
| 5382190 |
two-tailed tiger swallowtail |
Papilio multicaudata |
Last instar larva late in season (September 20, 2007), top view close-up of eyespot markings.
|
| 5382154 |
western flower thrips |
Frankliniella occidentalis |
Foliage injury to bean leaf. |
| 5382155 |
striped cucumber beetle |
Acalymma vittatum |
Beetle chewing injury by adult striped cucumber beetle.
|
| 5382153 |
hackberry emperor |
Asterocampa celtis |
Life stage
|
| 5382132 |
scarab beetle |
Phyllophaga falsa |
Adult feeding injury to pinyon foliage. Photo taken August 19, 2008.
|
| 5382133 |
scarab beetle |
Phyllophaga falsa |
Adult feeding injury to pinyon foliage. Photo taken August 19, 2008
|
| 5382129 |
scarab beetle |
Phyllophaga falsa |
Adult feeding injury to pinyon foliage. Photo taken August 19, 2008
|
| 5382130 |
scarab beetle |
Phyllophaga falsa |
Adult feeding injury to pinyon foliage. Photo taken August 19, 2008.
|
| 5382126 |
scarab beetle |
Phyllophaga falsa |
Adults piled on ground following massive flight in mid-August, 2008
|
| 5382127 |
scarab beetle |
Phyllophaga falsa |
Adults piled on ground following massive flight in mid-August, 2008
|
| 5382128 |
scarab beetle |
Phyllophaga falsa |
Adult tunneling around base of pinyon following emergence flights.
|
| 5382123 |
painted lady butterfly |
Vanessa cardui |
Chrysalis, front view
|
| 5382122 |
painted lady butterfly |
Vanessa cardui |
Chrysalis, side view
|
| 5382103 |
alfalfa blotch leafminer |
Agromyza frontella |
Leaf mines produced by larval tunneling. Top leaflet shows oviposition punctures produced by adult. Photograph taken June 26, 2008.
|
| 5382092 |
alfalfa blotch leafminer |
Agromyza frontella |
Leaf mines produced by larval tunneling. Leaflets to left show oviposition punctures produced by adult. Photograph taken June 26, 2008.
|
| 5382081 |
alfalfa blotch leafminer |
Agromyza frontella |
Leaf mines produced by larval tunneling. Photograph taken June 26, 2008.
|
| 5382070 |
alfalfa blotch leafminer |
Agromyza frontella |
Leaf mines produced by larval tunneling. Photograph taken June 19, 2008. New state record for this species.
|
| 5382059 |
alfalfa blotch leafminer |
Agromyza frontella |
Leaf mines produced by larval tunneling. Photograph taken June 19, 2008. New state record for this species.
|
| 5382035 |
onion thrips |
Thrips tabaci |
Foliage injury to lower surface of cucumber leaf
|
| 5382034 |
onion thrips |
Thrips tabaci |
Foliage injury to upper surface of cucumber leaf.
|
| 5382031 |
spinach leafminer |
Pegomya hyoscyami |
Adult reared from spinach
|
| 5382149 |
army cutworm |
Euxoa auxiliaris |
|
| 5382118 |
western tent caterpillar |
Malacosoma californicum |
|
| 5382119 |
western tent caterpillar |
Malacosoma californicum |
|
| 5382117 |
western tent caterpillar |
Malacosoma californicum |
|
| 5369731 |
blister neetle |
Zonitis sayi |
|
| 5304089 |
palestriped flea beetle |
Systena blanda |
Damage to ragweed leaf |
| 5369844 |
elm sphinx |
Ceratomia amyntor |
Pupa excavated from soil chamber |
| 5369758 |
tussock moth |
Dasychira mescalera |
Pinned adult |
| 5369935 |
fall webworm |
Hyphantria cunea |
Extensive infestation with webbing covering trunk |
| 5369924 |
fall webworm |
Hyphantria cunea |
Extensive infestation with webbing covering trunk |
| 5369745 |
blues |
Plebejus spp. |
Adult female |
| 5369895 |
army cutworm |
Euxoa auxiliaris |
Cutworm next to damaged onion seedling |
| 5369890 |
hollyhock weevil |
Rhopalapion longirostre |
Two males and a female (longer proboscis) |
| 5369824 |
striped cucumber beetle |
Acalymma vittatum |
Injury to flower petals of cosmos by adult striped cucumber beetles |
| 5369823 |
redlegged grasshopper |
Melanoplus femurrubrum |
|
| 5369818 |
elm sphinx |
Ceratomia amyntor |
Frass |
| 5369816 |
elm sphinx |
Ceratomia amyntor |
Full-grown larva |
| 5369814 |
banded woollybear |
Pyrrharctia isabella |
Larva |
| 5369751 |
tobacco flea beetle |
Epitrix hirtipennis |
Adult chewing injuries to eggplant fruit and calyx |
| 5369747 |
variegated fritillary |
Euptoieta claudia |
Adult visiting flowers |
| 5369746 |
blues |
Plebejus spp. |
Adult male |
| 5369743 |
blues |
Plebejus spp. |
Adult female |
| 5369742 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Adult |
| 5369735 |
spotted cucumber beetle |
Diabrotica undecimpunctata howardi |
Adult chewing injuries to eggplant fruit |
| 5369734 |
spotted cucumber beetle |
Diabrotica undecimpunctata howardi |
Adult chewing injuries to snap bean pod |
| 5369733 |
fall webworm |
Hyphantria cunea |
Late stage larvae in different color forms |
| 5364119 |
tuber flea beetle |
Epitrix tuberis |
Damage to a potato caused by the tuber flea beetle (Epitrix tuberis). |
| 5364327 |
grasshoppers |
|
A groupl of grasshoppers resting on vegetation. |
| 5364326 |
migratory grasshopper |
Melanoplus sanguinipes |
Adult migratory grasshopper (Melanoplus sanguinipes). |
| 5364325 |
Carolina grasshopper |
Dissosteira carolina |
Adult Carolina grasshopper (Dissosteira carolina). |
| 5364324 |
plains lubber grasshopper |
Brachystola magna |
Plains lubber grasshopper (Brachystola magna) resting on a leaf. |
| 5364322 |
painted lady butterfly |
Vanessa cardui |
Painted lady butterfly (Vanessa cardui) at rest on a flower. |
| 5364228 |
alfalfa webworm |
Loxostege cereralis |
Eggs of the alfalfa webworm (Loxostege cereralis), a pest of many plant species. |
| 5364120 |
western black flea beetle |
Phyllotreta pusilla |
Western black flea beetle (Phyllotreta pusilla) adults and the damage they can cause. |
| 5360030 |
leafminer fly |
Liriomyza spp. |
Leafminer (Liriomyza sp.) larva and mines in a quinoa leaf (Chenopodium quinoa). |
| 5360500 |
clover looper |
Caenurgina crassiuscula |
Adult clover looper moth (Caenurgina crassiuscula) on a lawn. |
| 5360496 |
cabbage looper |
Trichoplusia ni |
Cocoon and pupa of the cabbage looper (Trichoplusia ni) from which the moth has emerged. |
| 5364116 |
three-lined Lema beetle |
Lema trivittata |
Adult threelined potato beetle (Lema daturaphila, formerly known as Lema trilineata) on a potato leaf. |
| 5364117 |
three-lined Lema beetle |
Lema trivittata |
Egg mass of the threelined potato beetle (Lema daturaphila, formerly known as Lema trilineata) on a tomatillo leaf. |
| 5364118 |
three-lined Lema beetle |
Lema trivittata |
Mass of larvae of the threelined potato beetle (Lema daturaphila, formerly known as Lema trilineata). |
| 5364114 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Egg mass of the Colorado potato beetle (Leptinotarsa decemlineata). |
| 5364131 |
onion thrips |
Thrips tabaci |
Onion thrips (Thrips tabaci) nymphs in new growth, between onion leaves. |
| 5364130 |
onion thrips |
Thrips tabaci |
Second instar nymph (and damage to leaf) of the onion thrips (Thrips tabaci). |
| 5364129 |
onion thrips |
Thrips tabaci |
Scarring of a bean leaf caused by onion thrips, Thrips tabaci. |
| 5364128 |
onion thrips |
Thrips tabaci |
First instar nymph of onion thrips (Thrips tabaci). |
| 5304094 |
alfalfa weevil |
Hypera postica |
|
| 5304095 |
alfalfa weevil |
Hypera postica |
|
| 5304099 |
spotted cucumber beetle |
Diabrotica undecimpunctata howardi |
|
| 5305016 |
apple flea beetle |
Altica foliaceae |
Adult with purplish coloration |
| 5305018 |
leaf beetle |
Zygogramma conjuncta |
|
| 5305019 |
blister beetle |
Lytta biguttata |
|
| 5305020 |
blister beetle |
Nemognatha nigripennis |
|
| 5305021 |
blister beetle |
Nemognatha nigripennis |
|
| 5305023 |
blister beetle |
Nemognatha lurida |
|
| 5305024 |
leaf beetle |
Zygogramma conjuncta |
|
| 5305025 |
leaf beetle |
Zygogramma conjuncta |
|
| 5305027 |
sunflower beetle |
Zygogramma exclamationis |
|
| 5305028 |
sunflower beetle |
Zygogramma exclamationis |
|
| 5305029 |
sunflower beetle |
Zygogramma exclamationis |
|
| 5305030 |
sunflower beetle |
Zygogramma exclamationis |
|
| 5305037 |
onion thrips |
Thrips tabaci |
Crawling on bare arm |
| 5304068 |
plains lubber grasshopper |
Brachystola magna |
Frass produced by adult plains lubber |
| 5304050 |
painted tiger moth |
Arachnis picta |
|
| 5304045 |
blister beetle |
Epicauta stuarti |
|
| 5304046 |
blister beetle |
Epicauta stuarti |
|
| 5303099 |
plains lubber grasshopper |
Brachystola magna |
Late instar female |
| 5304054 |
tomato hornworm |
Manduca quinquemaculata |
Late instar larva feeding |
| 5304065 |
tomato hornworm |
Manduca quinquemaculata |
Late instar larva feeding |
| 5304043 |
tomato hornworm |
Manduca quinquemaculata |
Frass |
| 5304032 |
tomato hornworm |
Manduca quinquemaculata |
Last stage larva, defecating |
| 5304075 |
apple flea beetle |
Altica foliaceae |
Adult showing metallic purplish coloration |
| 5304076 |
apple flea beetle |
Altica foliaceae |
Adults and larva |
| 5304077 |
apple flea beetle |
Altica foliaceae |
Normal green phase adult on primrose flower petal |
| 5304078 |
apple flea beetle |
Altica foliaceae |
Adults of varying coloration |
| 5304087 |
palestriped flea beetle |
Systena blanda |
Damage to leaf lettuce |
| 5304088 |
palestriped flea beetle |
Systena blanda |
Damage to leaf lettuce |
| 5304010 |
tomato hornworm |
Manduca quinquemaculata |
Late instar larva, side view |
| 5304021 |
tomato hornworm |
Manduca quinquemaculata |
Late instar larva, top view |
| 5304090 |
palestriped flea beetle |
Systena blanda |
Damage to leaf lettuce |
| 5304091 |
strawberry root weevil |
Otiorhynchus ovatus |
|
| 5304092 |
strawberry root weevil |
Otiorhynchus ovatus |
|
| 5304028 |
fall webworm |
Hyphantria cunea |
Large tent enclosing branch |
| 5304029 |
fall webworm |
Hyphantria cunea |
Frass collected at base of tent |
| 5303018 |
striped cucumber beetle |
Acalymma vittatum |
Extensive larvae tunneling at plant base producing plant collapse |
| 5303019 |
striped cucumber beetle |
Acalymma vittatum |
Extensive larvae tunneling at plant base producing plant collapse |
| 5303020 |
striped cucumber beetle |
Acalymma vittatum |
External symptoms of larval tunneling at crown of plant |
| 5303022 |
striped cucumber beetle |
Acalymma vittatum |
External symptoms of larval tunneling at plant crown and adult scarring of vine |
| 5303023 |
striped cucumber beetle |
Acalymma vittatum |
Adult scarring of vine |
| 5303024 |
striped cucumber beetle |
Acalymma vittatum |
Adult scarring of fruit skin |
| 5303025 |
striped cucumber beetle |
Acalymma vittatum |
Adult scarring of fruit skin |
| 5303026 |
checkered melon beetle |
Paranapiacaba tricincta |
Adults massed on sunflower, a common adult host |
| 5303027 |
black vine weevil |
Otiorhynchus sulcatus |
|
| 5303031 |
checkered melon beetle |
Paranapiacaba tricincta |
Beetles massing on foliage of native buffalogourd |
| 5303034 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5303035 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5303036 |
common sootywing |
Pholisora catullus |
|
| 5303037 |
yellow woollybear |
Spilosoma virginica |
|
| 5303038 |
yellow woollybear |
Spilosoma virginica |
|
| 5304038 |
striped cucumber beetle |
Acalymma vittatum |
Extensive damage to seedling plants |
| 5304041 |
white-lined sphinx |
Hyles lineata |
Newly eclosed pupa |
| 5304042 |
white-lined sphinx |
Hyles lineata |
Pupa at 4 days after eclosion |
| 5304044 |
achemon sphinx |
Eumorpha achemon |
|
| 5304049 |
army cutworm |
Euxoa auxiliaris |
Late summer adult returned to prairie and feeding at rabbitbrush |
| 5303040 |
green bird grasshopper |
Schistocerca shoshone |
|
| 5303041 |
green bird grasshopper |
Schistocerca shoshone |
|
| 5303042 |
elm leaf beetle |
Xanthogaleruca luteola |
Extensive foliage injury by larvae |
| 5303044 |
elm leaf beetle |
Xanthogaleruca luteola |
Extensive foliage injury by larvae |
| 5303046 |
spotted cucumber beetle |
Diabrotica undecimpunctata howardi |
Adults feeding on pumpkin flower |
| 5303047 |
western corn rootworm |
Diabrotica virgifera virgifera |
|
| 5303049 |
western corn rootworm |
Diabrotica virgifera virgifera |
Adults in pumpkin flower. A Xenoglossa sp. digger bee is also in the flower |
| 5303066 |
checkered white |
Pontia protodice |
|
| 5303074 |
achemon sphinx |
Eumorpha achemon |
Full grown larvae, green morph |
| 5303077 |
checkered white |
Pontia protodice |
|
| 5303082 |
columbine leafminer |
Phytomyza aquilegivora |
Characteristic blotch leaf mine produced by larval feeding |
| 5303083 |
columbine leafminer |
Phytomyza aquilegivora |
Adult and oviposition puncture wounds |
| 5303084 |
columbine leafminer |
Phytomyza aquilegivora |
Larva exposed within leaf mine |
| 5303087 |
black swallowtail |
Papilio polyxenes |
Full-grown larva |
| 5303089 |
black swallowtail |
Papilio polyxenes |
Full-grown larva displaying osmeteria |
| 5303090 |
black swallowtail |
Papilio polyxenes |
Full-grown larva displaying osmeteria |
| 5303091 |
two-striped grasshopper |
Melanoplus bivittatus |
|
| 5304001 |
columbine leafminer |
Phytomyza aquilegivora |
|
| 5304025 |
differential grasshopper |
Melanoplus differentialis |
Side view of female |
| 5304026 |
differential grasshopper |
Melanoplus differentialis |
Side view of female |
| 5304027 |
differential grasshopper |
Melanoplus differentialis |
Side view of female |
| 5303032 |
plains lubber grasshopper |
Brachystola magna |
|
| 5303043 |
plains lubber grasshopper |
Brachystola magna |
|
| 5303054 |
plains lubber grasshopper |
Brachystola magna |
|
| 5304040 |
differential grasshopper |
Melanoplus differentialis |
Side view of male |
| 5303048 |
striped cucumber beetle |
Acalymma vittatum |
Mating pair |
| 5302055 |
onion thrips |
Thrips tabaci |
Attraction to yellow shirt |
| 5302059 |
red admiral |
Vanessa atalanta |
|
| 5302060 |
hoary comma |
Polygonia gracilis |
|
| 5302070 |
rabbitbrush beetle |
Trirhabda nitidicollis |
|
| 5302071 |
rabbitbrush beetle |
Trirhabda nitidicollis |
|
| 5302072 |
hoary comma |
Polygonia gracilis |
Adult, side view of underwings |
| 5302073 |
small wood nymph |
Cercyonis oetus |
Adult, side view of underwings |
| 5302079 |
leaf beetle |
Zygogramma disrupta |
|
| 5302087 |
elm leaf beetle |
Xanthogaleruca luteola |
Summer adult |
| 5302095 |
crucifer flea beetle |
Phyllotreta cruciferae |
Severe injury to Chinese cabbage |
| 5302096 |
blister beetle |
Epicauta valida |
Adult feedings on leaf fragment |
| 1475055 |
sunflower beetle |
Zygogramma exclamationis |
|
| 1490006 |
sunflower beetle |
Zygogramma exclamationis |
|
| 5209046 |
flabellate grasshopper |
Melanoplus occidentalis |
|
| 5209047 |
flabellate grasshopper |
Melanoplus occidentalis |
|
| 5209054 |
brownspotted grasshopper |
Psoloessa delicatula |
Adult male. May 15, 2007. Weld County, Colorado |
| 5209065 |
brownspotted grasshopper |
Psoloessa delicatula |
Adult male with missing leg showing red at tip of abdomen May 15, 2007. Weld County, Colorado. |
| 5209076 |
brownspotted grasshopper |
Psoloessa delicatula |
Adult male. May 15, 2007. Weld County, Colorado |
| 5209050 |
scarab beetle |
Phyllophaga lanceolata |
Adult female. This is a an unusual species of Phyllophaga found in the shortgrass prairie. It is day active and flightless. |
| 5209087 |
brownspotted grasshopper |
Psoloessa delicatula |
Teneral female. May 15, 2007. Weld County, Colorado |
| 5209092 |
blister beetle |
Lytta biguttata |
|
| 5209093 |
blister beetle |
Lytta biguttata |
|
| 5210015 |
flabellate grasshopper |
Melanoplus occidentalis |
|
| 5211013 |
leaf beetle |
Zygogramma heterothecae |
|
| 5209090 |
blister beetle |
Linsleya convexa |
|
| 5209091 |
blister beetle |
Linsleya convexa |
Adult feeding |
| 5209094 |
blister beetle |
Nemognatha cribraria |
|
| 5210039 |
checkered melon beetle |
Paranapiacaba tricincta |
Adults feeding on melon plant |
| 5210040 |
checkered melon beetle |
Paranapiacaba tricincta |
|
| 5210041 |
checkered melon beetle |
Paranapiacaba tricincta |
Adults feeding on melon plant |
| 5210042 |
checkered melon beetle |
Paranapiacaba tricincta |
Adults feeding on melon plant |
| 5210047 |
brownspotted grasshopper |
Psoloessa delicatula |
|
| 5209049 |
scarab beetle |
Phyllophaga lanceolata |
Adult feeding. This is a an unusual species of Phyllophaga found in the shortgrass prairie. It is day active and flightless. |
| 5210059 |
brownspotted grasshopper |
Psoloessa delicatula |
|
| 5210061 |
greenstriped grasshopper |
Chortophaga viridifasciata |
Brown phase |
| 5210057 |
greenstriped grasshopper |
Chortophaga viridifasciata |
Green phase female |
| 5209075 |
apple flea beetle |
Altica foliaceae |
Larva and associated feeding injury |
| 5209077 |
army cutworm |
Euxoa auxiliaris |
One of a series of six images showing a range wing patterning with this species |
| 5209078 |
army cutworm |
Euxoa auxiliaris |
One of a series of six images showing a range wing patterning with this species |
| 5209079 |
army cutworm |
Euxoa auxiliaris |
One of a series of six images showing a range wing patterning with this species |
| 5209080 |
army cutworm |
Euxoa auxiliaris |
One of a series of six images showing a range wing patterning with this species |
| 5209081 |
army cutworm |
Euxoa auxiliaris |
One of a series of six images showing a range wing patterning with this species |
| 5209082 |
army cutworm |
Euxoa auxiliaris |
One of a series of six images showing a range wing patterning with this species |
| 5210016 |
alfalfa weevil |
Hypera postica |
Larval damage to first cutting |
| 5210017 |
alfalfa weevil |
Hypera postica |
Larva and associated feeding injury |
| 5210018 |
alfalfa weevil |
Hypera postica |
Larval damage to first cutting |
| 5210019 |
apple flea beetle |
Altica foliaceae |
Larvae and associated feeding injury |
| 5210021 |
apple flea beetle |
Altica foliaceae |
|
| 5211014 |
elm leafminer |
Kaliofenusa ulmi |
Adults on leaves of host plant. |
| 5211015 |
blister beetle |
Epicauta parvula |
|
| 5211016 |
blister beetle |
Epicauta parvula |
|
| 5211017 |
blister beetle |
Epicauta parvula |
|
| 5211019 |
white-lined sphinx |
Hyles lineata |
|
| 5211020 |
white-lined sphinx |
Hyles lineata |
Egg and larva |
| 5211025 |
army cutworm |
Euxoa auxiliaris |
Last instar larva |
| 5211026 |
army cutworm |
Euxoa auxiliaris |
Last instar larva |
| 5210055 |
speckled-winged rangeland grasshopper |
Arphia conspersa |
Female ovipositing |
| 5210056 |
speckled-winged rangeland grasshopper |
Arphia conspersa |
Female ovipositing |
| 5210062 |
velvet-striped grasshopper |
Eritettix simplex |
|
| 5209041 |
imported currantworm |
Nematus ribesii |
|
| 5209042 |
imported currantworm |
Nematus ribesii |
|
| 5209040 |
imported currantworm |
Nematus ribesii |
|
| 5209028 |
leaf beetle |
Gastrophysa spp. |
|
| 5209029 |
green dock beetle |
Gastrophysa cyanea |
|
| 5209030 |
green dock beetle |
Gastrophysa cyanea |
|
| 5209031 |
green dock beetle |
Gastrophysa cyanea |
|
| 5209036 |
imported currantworm |
Nematus ribesii |
Late stage larvae |
| 5209037 |
imported currantworm |
Nematus ribesii |
Newly hatched larvae and associated shothole feeding injury initially produced |
| 5209038 |
imported currantworm |
Nematus ribesii |
Early stage larvae |
| 5209039 |
imported currantworm |
Nematus ribesii |
|
| 5209044 |
spinach leafminer |
Pegomya hyoscyami |
|
| 5209058 |
blister beetle |
Epicauta valida |
|
| 5209059 |
blister beetle |
Epicauta valida |
|
| 5188073 |
western tent caterpillar |
Malacosoma californicum |
Early stage larvae shortly after egg hatch. Photograph taken April 21, 2007. Larimer County, Colorado |
| 5188074 |
western tent caterpillar |
Malacosoma californicum |
Early stage larvae shortly after egg hatch. Photograph taken April 21, 2007. Larimer County, Colorado |
| 5188075 |
western tent caterpillar |
Malacosoma californicum |
Early stage larvae shortly after egg hatch. Photograph taken April 21, 2007. Larimer County, Colorado |
| 5188084 |
speckled-winged rangeland grasshopper |
Arphia conspersa |
|
| 5188085 |
green fool grasshopper |
Acrolophitus hirtipes |
|
| 5188086 |
green fool grasshopper |
Acrolophitus hirtipes |
|
| 5188087 |
green fool grasshopper |
Acrolophitus hirtipes |
|
| 5188088 |
plains lubber grasshopper |
Brachystola magna |
|
| 5188068 |
green dock beetle |
Gastrophysa cyanea |
Adult male |
| 5188083 |
velvet-striped grasshopper |
Eritettix simplex |
Adult male |
| 5188066 |
green dock beetle |
Gastrophysa cyanea |
Adult female |
| 5188069 |
green dock beetle |
Gastrophysa cyanea |
Adult female |
| 5188081 |
velvet-striped grasshopper |
Eritettix simplex |
Adult female |
| 5188082 |
velvet-striped grasshopper |
Eritettix simplex |
Last instar female nymph |
| 5188070 |
green dock beetle |
Gastrophysa cyanea |
Mating pair |
| 5188071 |
green dock beetle |
Gastrophysa cyanea |
Mating pair |
| 5188053 |
reds-hanked grasshopper |
Xanthippus corallipes |
Adult, top view |
| 5188054 |
reds-hanked grasshopper |
Xanthippus corallipes |
Adult, top view |
| 5188055 |
great crested grasshopper |
Tropidolophus formosus |
|
| 5188057 |
great crested grasshopper |
Tropidolophus formosus |
|
| 5188058 |
great crested grasshopper |
Tropidolophus formosus |
|
| 5188059 |
great crested grasshopper |
Tropidolophus formosus |
|
| 5187092 |
mourning cloak butterfly |
Nymphalis antiopa |
Overwintered adult |
| 5188041 |
greenstriped grasshopper |
Chortophaga viridifasciata |
Green form |
| 5188042 |
greenstriped grasshopper |
Chortophaga viridifasciata |
Green form |
| 5188043 |
greenstriped grasshopper |
Chortophaga viridifasciata |
Brown form |
| 5188047 |
speckled-winged rangeland grasshopper |
Arphia conspersa |
|
| 5188048 |
speckled-winged rangeland grasshopper |
Arphia conspersa |
|
| 5188049 |
speckled-winged rangeland grasshopper |
Arphia conspersa |
|
| 5187089 |
bigheaded grasshopper |
Aulocara elliotti |
|
| 1475080 |
snowberry clearwing |
Hemaris diffinis |
|
| 1475074 |
great ash sphinx |
Sphinx chersis |
close-up of head |
| 1475075 |
great ash sphinx |
Sphinx chersis |
|
| 1475078 |
lord leaf beetle |
Coleothorpa dominicana |
|
| 1475079 |
snowberry clearwing |
Hemaris diffinis |
|
| 1475056 |
rabbitbrush beetle |
Trirhabda nitidicollis |
|
| 1475057 |
mourning cloak butterfly |
Nymphalis antiopa |
|
| 1475058 |
black swallowtail |
Papilio polyxenes |
chrysalid |
| 1475059 |
achemon sphinx |
Eumorpha achemon |
|
| 1475060 |
white-lined sphinx |
Hyles lineata |
green morph |
| 1475012 |
palestriped flea beetle |
Systena blanda |
adults and associated feeding injury to common bean |
| 1475013 |
palestriped flea beetle |
Systena blanda |
|
| 1475042 |
forest tent caterpillar |
Malacosoma disstria |
Mass of larvae on trunk. Lighter colored caterpillars have recently molted. |
| 1475045 |
white-lined sphinx |
Hyles lineata |
dark morph |
| 1475051 |
Mormon cricket |
Anabrus simplex |
dark form, female |
| 1475054 |
potato flea beetle |
Epitrix cucumeris |
damage to foliage |
| 1475052 |
Stevenson's shieldback katydid |
Pediodectes stevensoni |
female |
| 1475053 |
Stevenson's shieldback katydid |
Pediodectes stevensoni |
female |
| 1475050 |
Mormon cricket |
Anabrus simplex |
dark form, male |
| 5084060 |
threespotted flea beetle |
Disonycha triangularis |
|
| 5083032 |
leaf beetle |
Zygogramma continua |
|
| 5083078 |
diamondback moth |
Plutella xylostella |
|
| 5083083 |
diamondback moth |
Plutella xylostella |
late instar larvae feeding |
| 5083094 |
cabbage looper |
Trichoplusia ni |
Instar III larva just following molt. |
| 5083099 |
rough strawberry root weevil |
Otiorhynchus rugosostriatus |
|
| 5084002 |
alfalfa weevil |
Hypera postica |
and associated damage to new growth |
| 5084003 |
alfalfa weevil |
Hypera postica |
in terminal growth |
| 5084004 |
alfalfa weevil |
Hypera postica |
|
| 5084005 |
fall webworm |
Hyphantria cunea |
late instar larvae of morph common in northern Colorado |
| 5084006 |
hollyhock weevil |
Rhopalapion longirostre |
Pile of males attempting to mate with female |
| 5084007 |
tuber flea beetle |
Epitrix tuberis |
shallow tunnels from larval wounds exposed at peeling |
| 5084008 |
rabbitbrush beetle |
Trirhabda nitidicollis |
late instar larvae |
| 5084009 |
three-lined Lema beetle |
Lema trivittata |
|
| 5084010 |
three-lined Lema beetle |
Lema trivittata |
|
| 5084011 |
three-lined Lema beetle |
Lema trivittata |
larvae shortly after egg hatch |
| 5084012 |
three-lined Lema beetle |
Lema trivittata |
larvae and injury |
| 5084013 |
three-lined Lema beetle |
Lema trivittata |
shortly after eff hatch |
| 5084014 |
three-lined Lema beetle |
Lema trivittata |
close-up of late instar larvae with feces on the back. |
| 5084015 |
Knab's leaf beetle |
Chrysomela knabi |
in spring |
| 5084016 |
fall webworm |
Hyphantria cunea |
Late instar larvae of morph common in northern Colorado on crabapple leaf. |
| 5084017 |
Knab's leaf beetle |
Chrysomela knabi |
|
| 5084018 |
Knab's leaf beetle |
Chrysomela knabi |
in spring |
| 5084019 |
Knab's leaf beetle |
Chrysomela knabi |
in late summer |
| 5084020 |
Knab's leaf beetle |
Chrysomela knabi |
late stage larva |
| 5084021 |
Knab's leaf beetle |
Chrysomela knabi |
|
| 5084022 |
Knab's leaf beetle |
Chrysomela knabi |
larvae at egg hatch |
| 5084023 |
Knab's leaf beetle |
Chrysomela knabi |
and damage |
| 5084024 |
cottonwood leaf beetle |
Chrysomela scripta |
larvae everting defensive glands |
| 5084025 |
rabbitbrush beetle |
Trirhabda nitidicollis |
late instar larvae |
| 5084026 |
cottonwood leaf beetle |
Chrysomela scripta |
in late summer |
| 5084028 |
striped cucumber beetle |
Acalymma vittatum |
teneral adult |
| 5084029 |
Knab's leaf beetle |
Chrysomela knabi |
late stage larva |
| 5084032 |
apple flea beetle |
Altica foliaceae |
damage to crabapple |
| 5084033 |
apple flea beetle |
Altica foliaceae |
crabapple |
| 5084039 |
lord leaf beetle |
Coleothorpa dominicana |
|
| 5084040 |
lord leaf beetle |
Coleothorpa dominicana |
|
| 5084043 |
cottonwood leaf beetle |
Chrysomela scripta |
mixed larval stages |
| 5083042 |
lace bugs |
Teleonemia spp. |
and stippling injury on upper leaf surface. Photo taken September 4, 2006 |
| 5083047 |
black dot spurge flea beetle |
Aphthona nigriscutis |
June 24, 2006 |
| 5083048 |
black dot spurge flea beetle |
Aphthona nigriscutis |
June 24, 2006 |
| 5083049 |
Knab's leaf beetle |
Chrysomela knabi |
showing cream color in early June |
| 5083072 |
cabbage white |
Pieris rapae |
mating |
| 5084030 |
cottonwood leaf beetle |
Chrysomela scripta |
mating |
| 5083033 |
cottonwood leaf beetle |
Chrysomela scripta |
|
| 5083036 |
two-tailed tiger swallowtail |
Papilio multicaudata |
overwintering chrysalid found under a rock, September 10, 2006 |
| 5083037 |
two-tailed tiger swallowtail |
Papilio multicaudata |
overwintering chrysalid found under a rock, September 10, 2006 |
| 5083039 |
lace bugs |
Teleonemia spp. |
with nymph and tar spot droppings. Photo taken September 4, 2006 |
| 5083040 |
lace bugs |
Teleonemia spp. |
photo taken September 4, 2006 |
| 5082074 |
cabbage white |
Pieris rapae |
instar II larvae |
| 5082083 |
uglynest caterpillar |
Archips cerasivorana |
larvae in tent with leaf fragments and frass |
| 5082084 |
uglynest caterpillar |
Archips cerasivorana |
larvae in tent with leaf fragments and frass |
| 5082096 |
leaf beetle |
Coleothorpa axillaris |
|
| 5082098 |
short-horned leaf beetle |
Coleothorpa vittigera |
|
| 5083012 |
eastern tiger swallowtail |
Papilio glaucus |
feeding at flower. Picture taken October 13, 2006 |
| 5024054 |
western tent caterpillar |
Malacosoma californicum |
late instar larvae on tent |
| 5024055 |
western tent caterpillar |
Malacosoma californicum |
late stage larvae of mixed instars |
| 5024056 |
western tent caterpillar |
Malacosoma californicum |
Pupa within a cocoon. June 12, 2006 |
| 5025038 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5025039 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5025040 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5023098 |
blister beetles |
Nemognatha spp. |
feeding at thistle |
| 5023100 |
blister beetles |
Nemognatha spp. |
feeding at thistle |
| 5024001 |
blister beetles |
Nemognatha spp. |
|
| 5024002 |
blister beetles |
Nemognatha spp. |
|
| 5024004 |
rust colored beetle |
Epicauta ferruginea |
feeding at a sunflower with adult Nemognatha sp. |
| 5024005 |
blister beetle |
Epicauta valida |
Adults massed near moisture of llivestock water trough. |
| 5024018 |
broadwinged katydid |
Microcentrum rhombifolium |
on twig |
| 5024052 |
western tent caterpillar |
Malacosoma californicum |
late instar larva |
| 5023080 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5023083 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5023084 |
immaculate blister beetle |
Epicauta immaculata |
|
| 5023085 |
Mexican bean beetle |
Epilachna varivestis |
|
| 5023086 |
blister beetle |
Epicauta nigritarsis |
|
| 5023087 |
blister beetle |
Epicauta sericans |
Fort Sill, OK |
| 5023089 |
Pyrota insulata |
Pyrota insulata |
|
| 5023090 |
rust colored beetle |
Epicauta ferruginea |
|
| 5023092 |
rust colored beetle |
Epicauta ferruginea |
|
| 5023093 |
rust colored beetle |
Epicauta ferruginea |
|
| 5023094 |
black blister beetle |
Epicauta pensylvanica |
|
| 5023095 |
blister beetle |
Epicauta valida |
|
| 5023096 |
blister beetle |
Epicauta valida |
|
| 5023099 |
blister beetle |
Zonitis atripennis |
|
| 5023097 |
blister beetle |
Epicauta valida |
Mating pair |
| 5024017 |
broadwinged katydid |
Microcentrum rhombifolium |
female |
| 2200075 |
hackberry emperor |
Asterocampa celtis |
Adult feeding on fluids on a 3-day old raccoon cadaver. July 10, 2006 |
| 2200078 |
California pear sawfly |
Pristiphora abbreviata |
May 2, 2006 |
| 2200082 |
elm leafminer |
Kaliofenusa ulmi |
leafmines about 10 days after egg hatch |
| 2200085 |
elm leafminer |
Kaliofenusa ulmi |
Leafmines about 5-6 days after egg hatch |
| 2200086 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Adult on its native host. July 10, 2006 |
| 2200087 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Adults and larva on native host. July 10, 2006 |
| 2200088 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Larva on native host. July 10, 2006 |
| 2200090 |
Colorado potato beetle |
Leptinotarsa decemlineata |
Larva on native host. May 24, 2006 |
| 2200091 |
California pear sawfly |
Pristiphora abbreviata |
Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 2200092 |
crucifer flea beetle |
Phyllotreta cruciferae |
Heavy infestation on seedling broccoli. |
| 2200093 |
crucifer flea beetle |
Phyllotreta cruciferae |
Heavy infestation on seedling broccoli. |
| 2200094 |
tuber flea beetle |
Epitrix tuberis |
Adult injury to tomato foliage and fruit. |
| 2200095 |
striped cucumber beetle |
Acalymma vittatum |
Teneral adult |
| 2200096 |
pale swallowtail |
Papilio eurymedon |
Adult basking, May 21, 2006 |
| 2200097 |
pale swallowtail |
Papilio eurymedon |
Adult drinking at damp spot by road, May 21, 2006 |
| 2200099 |
Gorgone checkerspot |
Chlosyne gorgone |
Adult basking, May 21, 2006 |
| 5000004 |
California pear sawfly |
Pristiphora abbreviata |
Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 5000014 |
California pear sawfly |
Pristiphora abbreviata |
Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 5000015 |
California pear sawfly |
Pristiphora abbreviata |
Adult resting on pear leaf petiole. April 22, 2006. |
| 1243001 |
vegetable leafminer |
Liriomyza sativae |
|
| 2200035 |
California pear sawfly |
Pristiphora abbreviata |
Oviposition punctures visible after leaves unroll. |
| 2200036 |
California pear sawfly |
Pristiphora abbreviata |
Early shothole wounds produced by recently emerged larvae |
| 2200038 |
elm leafminer |
Kaliofenusa ulmi |
May 7, 2006 |
| 2200039 |
elm leafminer |
Kaliofenusa ulmi |
May 8, 2006 |
| 2200040 |
elm leafminer |
Kaliofenusa ulmi |
May 6, 2006 |
| 2200041 |
elm leafminer |
Kaliofenusa ulmi |
larvae silhouetted within leaf mine of Siberian elm leaf; May 28, 2006 |
| 1455178 |
fall webworm |
Hyphantria cunea |
In tent |
| 1455138 |
snailcase bagworm |
Apterona helix |
Pupation under eaves of home |
| 1455164 |
southwestern tent caterpillar |
Malacosoma incurvum |
|
| 1455166 |
southwestern tent caterpillar |
Malacosoma incurvum |
|
| 1455167 |
southwestern tent caterpillar |
Malacosoma incurvum |
|
| 1455172 |
western tent caterpillar |
Malacosoma californicum |
|
| 1455174 |
western tent caterpillar |
Malacosoma californicum |
Tent |
| 1455161 |
southwestern tent caterpillar |
Malacosoma incurvum |
|
| 1455162 |
southwestern tent caterpillar |
Malacosoma incurvum |
Under eaves of bridge |
| 1455107 |
cabbage looper |
Trichoplusia ni |
|
| 1455108 |
cabbage looper |
Trichoplusia ni |
Meconium voided after adult emergence |
| 1455109 |
zebra caterpillar |
Melanchra picta |
|
| 1455110 |
zebra caterpillar |
Melanchra picta |
Mass of young larvae |
| 1455101 |
diamondback moth |
Plutella xylostella |
|
| 1455102 |
diamondback moth |
Plutella xylostella |
Small larva |
| 1455103 |
diamondback moth |
Plutella xylostella |
|
| 1455104 |
diamondback moth |
Plutella xylostella |
|
| 1455105 |
diamondback moth |
Plutella xylostella |
|
| 1455065 |
asparagus beetle |
Crioceris asparagi |
|
| 1455066 |
asparagus beetle |
Crioceris asparagi |
|
| 1455067 |
asparagus beetle |
Crioceris asparagi |
|
| 1455068 |
asparagus beetle |
Crioceris asparagi |
|
| 1455054 |
spotted asparagus beetle |
Crioceris duodecimpunctata |
|
| 1455055 |
spotted asparagus beetle |
Crioceris duodecimpunctata |
|
| 1455056 |
spotted asparagus beetle |
Crioceris duodecimpunctata |
|
| 1455057 |
spotted asparagus beetle |
Crioceris duodecimpunctata |
|
| 1455058 |
asparagus beetle |
Crioceris asparagi |
|
| 1455059 |
asparagus beetle |
Crioceris asparagi |
|
| 1455060 |
asparagus beetle |
Crioceris asparagi |
|
| 1455061 |
asparagus beetle |
Crioceris asparagi |
|
| 1455062 |
asparagus beetle |
Crioceris asparagi |
|
| 1455063 |
asparagus beetle |
Crioceris asparagi |
|
| 1455049 |
poplar leaffolding sawfly |
Phyllocolpa bozemani |
Young larva in leaf fold |
| 1455051 |
poplar leaffolding sawfly |
Phyllocolpa bozemani |
Leaf fold symptom produced by young larva |
| 1455035 |
Cuban laurel thrips |
Gynaikothrips ficorum |
and nymph |
| 1455028 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455029 |
spinach leafminer |
Pegomya hyoscyami |
|
| 1455024 |
threespotted flea beetle |
Disonycha triangularis |
|
| 1455021 |
elm leafminer |
Kaliofenusa ulmi |
|
| 1455011 |
vegetable leafminer |
Liriomyza sativae |
Tunneling in pea pod |
| 1455013 |
columbine leafminer |
Phytomyza aquilegivora |
|
| 1455014 |
columbine leafminer |
Phytomyza aquilegivora |
|
| 1246095 |
snailcase bagworm |
Apterona helix |
Full grown larval case |
| 1246096 |
snailcase bagworm |
Apterona helix |
Full grown larval case |
| 1246091 |
monarch butterfly |
Danaus plexippus |
Comparison of adults forms of monarch (bottom) and viceroy (top) |
| 1246003 |
white-lined sphinx |
Hyles lineata |
|
| 1246004 |
white-lined sphinx |
Hyles lineata |
full grown |
| 1246005 |
big poplar sphinx |
Pachysphinx occidentalis |
|
| 1246010 |
leaf blotch miners |
Phyllonorycter spp. |
Exposed from mine |
| 1326176 |
big poplar sphinx |
Pachysphinx occidentalis |
Young larva. |
| 1243035 |
crucifer flea beetle |
Phyllotreta cruciferae |
Larva on Crucifer roots. |
| 1243034 |
crucifer flea beetle |
Phyllotreta cruciferae |
Severe injury to seed pod of radish. |
| 1243008 |
threespotted flea beetle |
Disonycha triangularis |
|
| 1243003 |
vegetable leafminer |
Liriomyza sativae |
Pupa within tunnel ofonion. |
| 1243011 |
tobacco flea beetle |
Epitrix hirtipennis |
|
| 1243012 |
horseradish flea beetle |
Phyllotreta armoraciae |
|
| 1243018 |
saltmarsh caterpillar |
Estigmene acrea |
Adult and egg masses. |
| 1243056 |
western flower thrips |
Frankliniella occidentalis |
Halo spot around oviposition injury scar to Pea. |
| 1243066 |
lined June beetle |
Polyphylla hammondi |
in sod |
| 1243067 |
tenlined June beetle |
Polyphylla decemlineata |
in sod. |
| 1243177 |
striped cucumber beetle |
Acalymma vittatum |
Larvae in Cantaloupe rind |
| 1243172 |
striped cucumber beetle |
Acalymma vittatum |
Adults of both striped cucumber beetle and squash bug damaging squash seedling |
| 1243114 |
black swallowtail |
Papilio polyxenes |
Late instar larva |
| 1243115 |
black swallowtail |
Papilio polyxenes |
Adult visiting zinnia flower. |
| 1243145 |
mourning cloak butterfly |
Nymphalis antiopa |
Larvae at egg hatch on Hackberry. |
| 1243161 |
three-lined Lema beetle |
Lema trivittata |
|
| 1243162 |
three-lined Lema beetle |
Lema trivittata |
|
| 1243163 |
three-lined Lema beetle |
Lema trivittata |
Egg mass at hatch on Tomatillo |
| 1243165 |
three-lined Lema beetle |
Lema trivittata |
Larvae feeding on Tomatillo leaf |
| 1243166 |
checkered melon beetle |
Paranapiacaba tricincta |
|
| 1243167 |
checkered melon beetle |
Paranapiacaba tricincta |
|
| 1243143 |
hollyhock weevil |
Rhopalapion longirostre |
Mating pair on seed head on hollyhock. |
| 1243144 |
hollyhock weevil |
Rhopalapion longirostre |
Mating pair on seed head on hollyhock. |
| 1326178 |
big poplar sphinx |
Pachysphinx occidentalis |
Mating pair. |
| 1326150 |
Mexican bean beetle |
Epilachna varivestis |
Larva and associated damage on bean. |
| 1326151 |
Mexican bean beetle |
Epilachna varivestis |
Pupa and associated larval damage on bean. |
| 1326152 |
Mexican bean beetle |
Epilachna varivestis |
Teneral adult on bean. |
| 1326153 |
Mexican bean beetle |
Epilachna varivestis |
Adult with summer coloration on bean. |
| 1326154 |
Mexican bean beetle |
Epilachna varivestis |
Adult with darker color prior to hibernation on bean. |
| 1326155 |
Mexican bean beetle |
Epilachna varivestis |
Adult on bean. |
| 1326143 |
cabbage white |
Pieris rapae |
Close-up on broccoli. |
| 1326149 |
Mexican bean beetle |
Epilachna varivestis |
Larvae at egg hatch on beans. |
| 1326123 |
cabbage white |
Pieris rapae |
Close-up on Broccoli. |
| 1326127 |
cabbage white |
Pieris rapae |
Typical defoliation injury to Brussel sprouts. |
| 1326099 |
columbine leafminer |
Phytomyza aquilegivora |
|
| 1326100 |
columbine leafminer |
Phytomyza aquilegivora |
Leafmine and oviposition punctures |
| 1326097 |
columbine leafminer |
Phytomyza aquilegivora |
Larva exposed from leafmine |
| 1326017 |
apple flea beetle |
Altica foliaceae |
Severe damage on Epilobium |
| 1325003 |
pinyon spindlegall midge |
Pinyonia edulicola |
|
| 1325004 |
pinyon spindlegall midge |
Pinyonia edulicola |
|
| 1325001 |
pinyon spindlegall midge |
Pinyonia edulicola |
emerging from galls |
| 1325013 |
California pear sawfly |
Pristiphora abbreviata |
larva and feeding injury |
| 1325014 |
California pear sawfly |
Pristiphora abbreviata |
larva and feeding injury |
| 1325015 |
California pear sawfly |
Pristiphora abbreviata |
larva and feeding injury |
| 1325068 |
honeylocust pod gall midge |
Dasineura gleditchiae |
larvae and pupa in gall |
| 1325072 |
honeylocust pod gall midge |
Dasineura gleditchiae |
|
| 1325076 |
honeylocust pod gall midge |
Dasineura gleditchiae |
|
| 1325080 |
honeylocust pod gall midge |
Dasineura gleditchiae |
|
