Prionoxystus robiniae

Carpenterworm Moth

Prionoxystus robiniae


Family: Cossidae

Subfamily: Cossinae

Wingspan: 43 - 85 mm


The larvae are of economic importance, boring in oak, tulip poplar, and locust.

Measuring up to an 85 mm wingspan, Carpenterworm Moths are among the largest of the Microlepidoptera (Covell, 2005).

Photo location: Warren District, Upshur County, West Virginia (top two photos); Charles City County, Virginia (bottom photo).

Carpenter Worm moth photo, Prionoxystus robiniae

American Insects site