Lagonis nevadensis
Lagonis nevadensis is about 8-mm long. The larvae have been found feeding on elderberry during spring. This species can mostly be found in areas west of the Rocky Mountains from California to British Columbia with its range extending east into Wyoming.
Order: Hymenoptera
Family: Tenthredinidae
Species: Lagonis nevadensis
Photograph: © 2008 RKD Peterson
Date of Photograph: 6 May 2008
Location: Montana, Gallatin Co. (45o43'41" N 111o08'11" W)