Orgyia sp.

Orgyia is the genus of the tussock moths. Eggs are laid on tree trunks and branches near where the adult wingless females emerge. The males fly to locate females during the day. This larva was found on willow. 

Order: Lepidoptera
Family: Erebidae
Species: Orgyia sp. 

Photograph: © 2005 RKD Peterson
Date of Photograph: 18 July 2005
Location: Montana, Gallatin Co. (45o39'50" N 111o03'53" W)