| Image |
Descriptor |
Description |
Photographer |
| 0805026 |
Adult(s) |
|
Edward H. Holsten |
| 1199006 |
Adult(s) |
|
Steven Katovich |
| 1396107 |
Adult(s) |
|
USDA Forest Service - Northeastern Area Archive |
| 1398256 |
Adult(s) |
|
Steven Katovich |
| 1468301 |
Adult(s) |
|
USDA Forest Service - Ogden Archive |
| 5382378 |
Adult(s) |
|
William M. Ciesla |
| 5382379 |
Adult(s) |
|
William M. Ciesla |
| 5382380 |
Damage |
Defoliation of quaking aspen |
William M. Ciesla |
| 4212006 |
Damage |
curled leaf and webbing |
Minnesota Department of Natural Resources Archive |
| 5346005 |
Damage |
Rolled leaf containing larva, Culebra Range, CO, July 2007 |
William M. Ciesla |
| 5382346 |
Damage |
Aerial view of defoliation of aspen caused by the large aspen tortix |
William M. Ciesla |
| 5382347 |
Damage |
Aspens defoliated by large aspen tortix |
William M. Ciesla |
| 1441094 |
Damage |
|
USDA Forest Service - Rocky Mountain Region Archive |
| 0177092 |
Damage |
|
K.B. Jamieson |
| 0805024 |
Damage |
aspen defoliation |
Edward H. Holsten |
| 1398254 |
Egg(s) |
Upper Peninsula of Michigan |
Steven Katovich |
| 1199007 |
Egg(s) |
|
Steven Katovich |
| 1470106 |
Egg(s) |
egg masses at various stages; from left to right - ready to emerge, hatched, and fresh |
A. Steven Munson |
| 1199005 |
Feature(s) |
Rolled leaf |
Steven Katovich |
| 0805025 |
Larva(e) |
note parasite at rear |
Edward H. Holsten |
| 1263020 |
Larva(e) |
|
K.B. Jamieson |
| 1470105 |
Larva(e) |
|
A. Steven Munson |
| 1468135 |
Larva(e) |
|
USDA Forest Service - Ogden Archive |
| 1441093 |
Larva(e) |
|
USDA Forest Service - Rocky Mountain Region Archive |
| 5382377 |
Larva(e) |
Mature larva |
William M. Ciesla |
| 5382381 |
Larva(e) |
Mature larva |
William M. Ciesla |
| 5382382 |
Larva(e) |
|
William M. Ciesla |
| 1263019 |
Life Cycle |
Adult and pupae |
K.B. Jamieson |
| 1398255 |
Pupa(e) |
Empty pupal case protruding from a silk-teid aspen leaf. |
Steven Katovich |
