
1199009
Adult(s)
Adult bronze birch borer and D-shaped emergence holes
Steven Katovich
|

1326201
Adult(s)
Adult with Phasgonophora sulcata, a parasitoid of Agrilus spp.
Whitney Cranshaw
|

1326203
Adult(s)
Whitney Cranshaw
|

1326204
Adult(s)
on Birch.
Whitney Cranshaw
|

1398266
Adult(s)
Adult and a D-shaped emergence hole.
Steven Katovich
|

1398032
Adult(s)
Adult beetle and D-shaped exit holes
Steven Katovich
|

1627078
Adult(s)
This insect seeks out birch trees already in poor condition, then lays its eggs in bark crevices or near recent wounds.
John A. Weidhass
|

3066061
Adult(s)
callow adult in pupation cell
David G. Nielsen
|

5016041
Adult(s)
Pennsylvania Department of Conservation and Natural Resources - Forestry Archive
|

5016042
Adult(s)
Pennsylvania Department of Conservation and Natural Resources - Forestry Archive
|

5209033
Adult(s)
Whitney Cranshaw
|

4212067
Damage
exit hole
Minnesota Department of Natural Resources Archive
|

4212068
Damage
mortality in stressed stand invaded by borers
Minnesota Department of Natural Resources Archive
|

4836021
Damage
raised welts caused by tunneling
E. Bradford Walker
|

4836038
Damage
raised welts caused by tunneling
E. Bradford Walker
|