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Insects - Bark Beetles and Phloem Feeding Insects

Remove Filters: Coleoptera(X) Damage(X) Trees(X) Landscape(X)
23 Images of 9 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5403738 soapberry borer Agrilus prionurus d-shaped exit hole
5026014 smaller European elm bark beetle Scolytus multistriatus emergence holes
0284044 Ips engraver beetles Ips spp. pines killed in urban setting
5422221 walnut twig beetle Pityophthorus juglandis emergence holes
5422220 walnut twig beetle Pityophthorus juglandis Adult walnut twig  beetle tunnel and surrounding canker produced by Geosmithia in southern California  walnut.
5410787 beech bark beetle Taphrorychus bicolor
5410785 beech bark beetle Taphrorychus bicolor
5410786 beech bark beetle Taphrorychus bicolor
5410783 beech bark beetle Taphrorychus bicolor
5410788 beech bark beetle Taphrorychus bicolor
5403759 soapberry borer Agrilus prionurus
5403743 soapberry borer Agrilus prionurus
5382186 walnut twig beetle Pityophthorus juglandis Egg galleries produced under bark of large branch.  
5382167 mountain pine beetle Dendroctonus ponderosae Fresh pitch tubes  
5382168 mountain pine beetle Dendroctonus ponderosae Adult excavating tunnel.  Although this tree is still producing pitch, it has been heavily attacked by mountain pine beetle, and this adult beetle is excavating a larval gallery, treading the oozing pitch.  
5382169 mountain pine beetle Dendroctonus ponderosae Adult excavating tunnel.  Although this tree is still producing pitch, it has been heavily attacked by mountain pine beetle, and this adult beetle is excavating a larval gallery, treading the oozing pitch.  
5382171 mountain pine beetle Dendroctonus ponderosae Adult killed in “pitch-out” of ponderosa pine  
5382131 walnut twig beetle Pityophthorus juglandis Flagging of lower shaded branches infested with walnut twig beetle.  
5382045 cedar bark beetles Phloeosinus spp. Twig die-back from maturation feeding by adult cedar bark beetles.  
5371229 beech bark beetle Taphrorychus bicolor
5029007 smaller European elm bark beetle Scolytus multistriatus Feeding injury on twigs caused by Scolytus multistriatus. Dutch Elm Disease fungus can be introduced into the tree through such wounds.
4798002 small southern pine engraver Ips avulsus
4178048 black turpentine beetle Dendroctonus terebrans pitch tube

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