| 1468087 |
western balsam bark beetle |
Dryocoetes confusus |
size compared to a penny; August 1993 |
| 1468083 |
pinyon ips |
Ips confusus |
frass |
| 1468064 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468078 |
Jeffery pine beetle |
Dendroctonus jeffreyi |
|
| 1468054 |
pine butterfly |
Neophasia menapia |
Studabaker Ridge - Payette National Forest |
| 1468055 |
pine butterfly |
Neophasia menapia |
|
| 1468085 |
fir engraver |
Scolytus ventralis |
|
| 1468157 |
tip moth |
|
|
| 1467093 |
lodgepole cone beetle |
Conophthorus ponderosae |
|
| 1468080 |
pinyon ips |
Ips confusus |
|
| 1468076 |
pinyon ips |
Ips confusus |
|
| 1468070 |
mountain pine beetle |
Dendroctonus ponderosae |
adults and pupae |
| 1467058 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1467057 |
mountain pine beetle |
Dendroctonus ponderosae |
ready to emerge |
| 1468283 |
white fir needleminer |
Epinotia meritana |
|
| 1468107 |
spruce budworm |
Choristoneura fumiferana |
entrance hole and frass of young larvae; 1966 |
| 1468099 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1467086 |
western conifer-seed bug |
Leptoglossus occidentalis |
1st instar |
| 1468340 |
western pine beetle |
Dendroctonus brevicomis |
|
| 1468297 |
pine shootmoths |
Retinia spp. |
pupal case remaining attached to pitch nodule |
| 1468084 |
fir engraver |
Scolytus ventralis |
|
| 1468361 |
western balsam bark beetle |
Dryocoetes confusus |
|
| 1467056 |
mountain pine beetle |
Dendroctonus ponderosae |
pitch tube |
| 1468377 |
fir engraver |
Scolytus ventralis |
August 1993 |
| 1467054 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468299 |
pine shootmoths |
Retinia spp. |
|
| 1468311 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1468284 |
lodgepole needleminer |
Coleotechnites milleri |
|
| 1468051 |
pine butterfly |
Neophasia menapia |
August 6, 1953 |
| 1468260 |
pine needle scale |
Chionaspis pinifoliae |
|
| 1467096 |
lodgepole cone beetle |
Conophthorus ponderosae |
|
| 1468249 |
larch casebearer |
Coleophora laricella |
|
| 1468323 |
western false hemlock looper |
Nepytia freemani |
|
| 1468123 |
western pineshoot borer |
Eucosma sonomana |
|
| 1468113 |
conifer sawflies |
Neodiprion spp. |
|
| 1468141 |
aphids |
|
|
| 1468030 |
western false hemlock looper |
Nepytia freemani |
|
| 1468031 |
western false hemlock looper |
Nepytia freemani |
1965 |
| 1468035 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
|
| 1468395 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468396 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468385 |
spruce beetle |
Dendroctonus rufipennis |
pitch |
| 1468392 |
spruce budworm |
Choristoneura fumiferana |
larvae and pupa |
| 1468381 |
spruce beetle |
Dendroctonus rufipennis |
pitch tube |
| 1468383 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468382 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468213 |
western spruce budworm |
Choristoneura freemani |
September 1978 |
| 1468040 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
|
| 1468049 |
pine butterfly |
Neophasia menapia |
July 1953 |
| 1467095 |
lodgepole cone beetle |
Conophthorus ponderosae |
dwarfed brown cones |
| 1468270 |
balsam woolly adelgid |
Adelges piceae |
|
| 1468126 |
needleminer |
Ocnerostoma spp. |
|
| 1467088 |
cone beetles |
Conophthorus spp. |
Top cone infested; bottom cone healthy |
| 1468146 |
red turpentine beetle |
Dendroctonus valens |
|
| 1468148 |
red turpentine beetle |
Dendroctonus valens |
1967 |
| 1468259 |
black pineleaf scale |
Dynaspidiotus californica |
1975 |
| 1468222 |
tiger moth |
Lophocampa ingens |
|
| 1468370 |
pine infesting sawflies |
Neodiprion fulviceps |
|
| 1468398 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468397 |
mountain pine beetle |
Dendroctonus ponderosae |
with crystalized resin |
| 1468321 |
white pine weevil |
Pissodes strobi |
|
| 1468305 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1468324 |
western false hemlock looper |
Nepytia freemani |
|
| 1468292 |
cone borers |
Eucosma spp. |
stunted terminal |
| 1468288 |
white fir needleminer |
Epinotia meritana |
June 10, 1970 |
| 1468295 |
pinon pitch nodule moth |
Retinia arizonensis |
|
| 1468296 |
pine shootmoths |
Retinia spp. |
|
| 1468298 |
pine shootmoths |
Retinia spp. |
|
| 1468294 |
pine shootmoths |
Retinia spp. |
|
| 1468300 |
pine shootmoths |
Retinia spp. |
|
| 1468356 |
pine shootmoths |
Retinia spp. |
|
| 1468387 |
western spruce budworm |
Choristoneura freemani |
|
| 1468244 |
tussock moths |
Halysidota spp. |
|
| 1468211 |
western spruce budworm |
Choristoneura freemani |
|
| 1468327 |
western false hemlock looper |
Nepytia freemani |
|
| 1468315 |
cicadas |
|
oviposition injury |
| 1468129 |
pinyon spindlegall midge |
Pinyonia edulicola |
|
| 1468142 |
soft scales |
Toumeyella spp. |
|
| 1468339 |
western pine beetle |
Dendroctonus brevicomis |
1967 |
| 1468328 |
western false hemlock looper |
Nepytia freemani |
prepupa; 1966 |
| 1468240 |
tussock moths |
Halysidota spp. |
1978 |
| 1468285 |
white fir needleminer |
Epinotia meritana |
|
| 1468304 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1467002 |
emarginate ips |
Ips emarginatus |
in gallery; 1982 |
| 1468068 |
mountain pine beetle |
Dendroctonus ponderosae |
pitch tube - unsuccessful attack |
| 1468152 |
blackbellied clerid |
Enoclerus lecontei |
|
| 1468043 |
tiger moth |
Lophocampa ingens |
|
| 1468312 |
sugar pine tortrix |
Choristoneura lambertiana |
1967 |
| 1468386 |
western spruce budworm |
Choristoneura freemani |
|
| 1467085 |
cone worms |
Dioryctria spp. |
|
| 1468156 |
lodgepole sawfly |
Neodiprion burkei |
|
| 1467053 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468303 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1467097 |
ponderosa pine coneworm |
Dioryctria auranticella |
|
| 1468399 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468108 |
spruce budworm |
Choristoneura fumiferana |
|
| 1467087 |
cone worms |
Dioryctria spp. |
|
| 1468319 |
Douglas-fir twig weevil |
Cylindrocopturus furnissi |
|
| 1468082 |
Ips engraver beetles |
Ips spp. |
|
| 1468081 |
pine engraver |
Ips pini |
|
| 1468368 |
pinyon sawfly |
Neodiprion edulicolus |
June 1960 |
| 1468338 |
western pine beetle |
Dendroctonus brevicomis |
May 1976 |
| 1468153 |
cone worms |
Dioryctria spp. |
|
| 1468280 |
white fir needleminer |
Epinotia meritana |
|
| 1467090 |
cone worms |
Dioryctria spp. |
|
| 1468282 |
spruce needleminer |
Taniva albolineana |
|
| 1468144 |
black pineleaf scale |
Dynaspidiotus californica |
|
| 1468411 |
Ips engraver beetles |
Ips spp. |
|
| 1468355 |
European pine shoot moth |
Rhyacionia buoliana |
|
| 1467062 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468158 |
ponderosa pine coneworm |
Dioryctria auranticella |
pupal chamber |
| 1468122 |
northern pitch twig moth |
Retinia albicapitana |
|
| 1468145 |
spittlebugs or froghoppers |
|
|
| 1468224 |
tiger moth |
Lophocampa ingens |
|
| 1468374 |
fir engraver |
Scolytus ventralis |
1982 |
| 1468357 |
European pine shoot moth |
Rhyacionia buoliana |
Mountain View Ranger District - Wasatch-Cache National Forest, Utah |
| 1467098 |
ponderosa pine coneworm |
Dioryctria auranticella |
|
| 1468287 |
white fir needleminer |
Epinotia meritana |
|
| 1468347 |
European pine shoot moth |
Rhyacionia buoliana |
|
| 1468307 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1468308 |
sugar pine tortrix |
Choristoneura lambertiana |
past defoliation evident |
| 1468309 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1468412 |
Ips engraver beetles |
Ips spp. |
bad slash disposal |
| 1468414 |
Ips engraver beetles |
Ips spp. |
|
| 1468116 |
lodgepole cone beetle |
Conophthorus ponderosae |
qin description: red - entrance, yellow - dead beetle, white - end of gallery |
| 1468363 |
pinyon sawfly |
Neodiprion edulicolus |
|
| 1468214 |
western spruce budworm |
Choristoneura freemani |
|
| 1468362 |
western balsam bark beetle |
Dryocoetes confusus |
|
| 1468366 |
pinyon sawfly |
Neodiprion edulicolus |
|
| 1468139 |
twig beetles |
Pityophthorus spp. |
|
| 1468140 |
juniper twig pruner |
Styloxus bicolor |
|
| 1468118 |
white pine weevil |
Pissodes strobi |
|
| 1468121 |
northern pitch twig moth |
Retinia albicapitana |
|
| 1468405 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1467099 |
ponderosa pine coneworm |
Dioryctria auranticella |
|
| 1467101 |
ponderosa pine coneworm |
Dioryctria auranticella |
June 19, 1969 |
| 1468119 |
lodgepole terminal weevil |
Pissodes terminalis |
|
| 1468001 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
defoliated grand fir |
| 1467060 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468094 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
|
| 1467055 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1467061 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468223 |
tiger moth |
Lophocampa ingens |
|
| 1468409 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468367 |
pine infesting sawflies |
Neodiprion fulviceps |
1st instar larvae with eggs |
| 1468341 |
western pine beetle |
Dendroctonus brevicomis |
April 1976 |
| 1468074 |
pinyon needle scale |
Matsucoccus acalyptus |
|
| 1468039 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
1964 |
| 1468112 |
pinyon sawfly |
Neodiprion edulicolus |
|
| 1468389 |
spruce budworm |
Choristoneura fumiferana |
pupal case |
| 1468110 |
pinyon sawfly |
Neodiprion edulicolus |
|
| 1468147 |
red turpentine beetle |
Dendroctonus valens |
frass; after fire; July 15, 1992 |
| 1467091 |
spruce coneworm |
Dioryctria abietella |
|
| 1468218 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
|
| 1468393 |
spruce budworm |
Choristoneura fumiferana |
|
| 1468317 |
lodgepole terminal weevil |
Pissodes terminalis |
|
| 1468290 |
cone borers |
Eucosma spp. |
larvae in gallery with frass; split stem |
| 1468117 |
lodgepole cone beetle |
Conophthorus ponderosae |
|
| 1468098 |
spruce beetle |
Dendroctonus rufipennis |
Manti-LaSal National Forest, Utah |
| 1468286 |
white fir needleminer |
Epinotia meritana |
|
| 1468400 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468125 |
white fir needleminer |
Epinotia meritana |
|
| 1468221 |
tiger moth |
Lophocampa ingens |
|
| 1468401 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468371 |
pinyon sawfly |
Neodiprion edulicolus |
1965 |
| 1468036 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
Galen Trostle surveying for egg masses with polesaw; 1973 |
| 1467452 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1467453 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1467454 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468052 |
pine butterfly |
Neophasia menapia |
drowned in puddle |
| 1467089 |
seed worms |
Cydia spp. |
|
| 1467063 |
mountain pine beetle |
Dendroctonus ponderosae |
with larvae |
| 1467059 |
mountain pine beetle |
Dendroctonus ponderosae |
early gallery |
| 1467050 |
pine butterfly |
Neophasia menapia |
1st and 2nd instar larvae; 1954 |
| 1467051 |
pine butterfly |
Neophasia menapia |
|
| 1467092 |
seed worms |
Cydia spp. |
August 16, 1971 |
| 1467094 |
cone worms |
Dioryctria spp. |
|
| 1468376 |
fir engraver |
Scolytus ventralis |
August 1993 |
| 1468103 |
pandora moth |
Coloradia pandora |
|
| 1468041 |
Tachinid fly |
Carcelia yalensis |
|
| 1468261 |
pine needle scale |
Chionaspis pinifoliae |
|
| 1468263 |
cooley spruce gall adelgid |
Adelges cooleyi |
|
| 1468332 |
autumn moth |
Epirrita autumnata |
|
| 1468079 |
pinyon ips |
Ips confusus |
|
| 1468402 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468403 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468404 |
mountain pine beetle |
Dendroctonus ponderosae |
nearly all mature trees killed; Early 1930's |
| 1468406 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468407 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468410 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468413 |
Arizona fivespined ips |
Ips lecontei |
group killing |
| 1468415 |
Ips engraver beetles |
Ips spp. |
October 11, 1966 |
| 1468378 |
Ips engraver beetles |
Ips spp. |
|
| 1468379 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468390 |
spruce budworm |
Choristoneura fumiferana |
newly mined |
| 1468391 |
spruce budworm |
Choristoneura fumiferana |
mined needle |
| 1468388 |
western spruce budworm |
Choristoneura freemani |
adult with pupal case |
| 1468331 |
western hemlock looper |
Lambdina fiscellaria lugubrosa |
|
| 1468320 |
western pineshoot borer |
Eucosma sonomana |
|
| 1468326 |
western false hemlock looper |
Nepytia freemani |
|
| 1468291 |
cone borers |
Eucosma spp. |
exit hole |
| 1468289 |
cone borers |
Eucosma spp. |
stem section showing old damage |
| 1468293 |
cone borers |
Eucosma spp. |
uninfested terminal - compare to UGA1468292 for symptoms of infestation |
| 1468302 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1468372 |
sugar pine tortrix |
Choristoneura lambertiana |
|
| 1468373 |
pine infesting sawflies |
Neodiprion fulviceps |
|
| 1468375 |
fir engraver |
Scolytus ventralis |
7 inch diameter tree |
| 1468369 |
pinyon sawfly |
Neodiprion edulicolus |
|
| 1468364 |
pinyon sawfly |
Neodiprion edulicolus |
adult emerging from pupa |
| 1468365 |
pine infesting sawflies |
Neodiprion fulviceps |
|
| 1468358 |
pine tube moth |
Argyrotaenia pinatubana |
|
| 1468359 |
western balsam bark beetle |
Dryocoetes confusus |
August 1993 |
| 1468360 |
red turpentine beetle |
Dendroctonus valens |
in gallery |
| 1468348 |
European pine shoot moth |
Rhyacionia buoliana |
|
| 1468349 |
European pine shoot moth |
Rhyacionia buoliana |
|
| 1468350 |
European pine shoot moth |
Rhyacionia buoliana |
|
| 1468351 |
European pine shoot moth |
Rhyacionia buoliana |
Pupal case |
| 1468352 |
European pine shoot moth |
Rhyacionia buoliana |
|
| 1468353 |
European pine shoot moth |
Rhyacionia buoliana |
|
| 1468354 |
European pine shoot moth |
Rhyacionia buoliana |
eggs and 1st instar larvae |
| 1468264 |
pine needle scale |
Chionaspis pinifoliae |
|
| 1468279 |
white fir needleminer |
Epinotia meritana |
|
| 1468262 |
black pineleaf scale |
Dynaspidiotus californica |
1971 |
| 1468281 |
white fir needleminer |
Epinotia meritana |
|
| 1468256 |
giant conifer aphids |
Cinara spp. |
|
| 1468250 |
larch casebearer |
Coleophora laricella |
|
| 1468251 |
larch casebearer |
Coleophora laricella |
overwintering |
| 1468252 |
larch casebearer |
Coleophora laricella |
overwintering |
| 1468253 |
larch casebearer |
Coleophora laricella |
|
| 1468155 |
cone worms |
Dioryctria spp. |
pupal case |
| 1468149 |
red turpentine beetle |
Dendroctonus valens |
|
| 1468128 |
white fir needleminer |
Epinotia meritana |
June 10, 1970 |
| 1468143 |
pinyon needle scale |
Matsucoccus acalyptus |
adult and immature |
| 1468219 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
|
| 1468220 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
|
| 1468212 |
western spruce budworm |
Choristoneura freemani |
|
| 1468215 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
|
| 1468217 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
|
| 1468175 |
spruce mealybug |
Puto sandini |
|
| 1468176 |
spruce mealybug |
Puto sandini |
|
| 1468177 |
spruce mealybug |
Puto sandini |
pupal cases |
| 1468178 |
spruce mealybug |
Puto sandini |
|
| 1468179 |
spruce mealybug |
Puto sandini |
pupal cases of males |
| 1468182 |
spruce mealybug |
Puto sandini |
|
| 1468077 |
Jeffery pine beetle |
Dendroctonus jeffreyi |
discoloration caused by blue stain fungus; 1982 |
| 1468124 |
western pineshoot borer |
Eucosma sonomana |
|
| 1468114 |
pine infesting sawflies |
Neodiprion fulviceps |
|
| 1468115 |
spruce seed moth |
Cydia strobilella |
|
| 1468111 |
pine infesting sawflies |
Neodiprion fulviceps |
eggs with 1st instar larvae |
| 1468104 |
pandora moth |
Coloradia pandora |
|
| 1468105 |
spruce budworm |
Choristoneura fumiferana |
|
| 1468106 |
spruce budworm |
Choristoneura fumiferana |
adult and pupal case |
| 1468095 |
red turpentine beetle |
Dendroctonus valens |
in gallery |
| 1468096 |
red turpentine beetle |
Dendroctonus valens |
in gallery |
| 1468086 |
western balsam bark beetle |
Dryocoetes confusus |
|
| 1468091 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
|
| 1468092 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
1955 |
| 1468093 |
Douglas-fir beetle |
Dendroctonus pseudotsugae |
in gallery |
| 1468075 |
roundheaded pine beetle |
Dendroctonus adjunctus |
|
| 1468053 |
pine butterfly |
Neophasia menapia |
feeding on flowers; August 14, 1953 |
| 1468065 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468069 |
mountain pine beetle |
Dendroctonus ponderosae |
pitch tube |
| 1468073 |
pinyon needle scale |
Matsucoccus acalyptus |
1970 |
| 1468042 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
|
| 1468050 |
pine butterfly |
Neophasia menapia |
October 1953 |
| 1468044 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
Female |
| 1468045 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
larvae emerging from egg mass |
| 1468046 |
pine butterfly |
Neophasia menapia |
|
| 1468047 |
pine butterfly |
Neophasia menapia |
emerging from chrysalis |
| 1468048 |
pine butterfly |
Neophasia menapia |
|
| 1468056 |
spruce beetle |
Dendroctonus rufipennis |
early 1920's |
| 1468057 |
spruce beetle |
Dendroctonus rufipennis |
1992 |
| 1468058 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468059 |
spruce beetle |
Dendroctonus rufipennis |
|
| 1468060 |
mountain pine beetle |
Dendroctonus ponderosae |
pitch tubes |
| 1468061 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468062 |
mountain pine beetle |
Dendroctonus ponderosae |
|
| 1468037 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
|
| 1468033 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
|
| 1468034 |
Douglas-fir tussock moth |
Orgyia pseudotsugata |
|
| 1468003 |
pinyon spindlegall midge |
Pinyonia edulicola |
|
| 1468004 |
spruce beetle |
Dendroctonus rufipennis |
1972 outbreak |
