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| Image | Descriptor | Description |
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| 5471166 | Feature(s) | Frass tubes indicating infestation by cottonwood twig borer in cottonwood terminal |
| 5449532 | Adult(s) | |
| 1326035 | Damage | Broken twig at larval tunnel |
| 1326034 | Larva(e) | Larva in twig tunnel |
| 3056092 | Damage | frass tubes at entrance holes (Fig. 53D in USDA Forest Service Ag. Handbook AH-706, 1995) |
| 1326036 | Larva(e) | Larva in twig tunnel |
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