(Arphia behrensi)
Arphia behrensi, the California sulphur-winged grasshopper, is a species of band-winged grasshopper in the family Acrididae. Is is found in California along the Sierra Nevada, the San Francisco Bay Area, and north of the Bay Area. It is 22-40 mm long and has yellow hind wings. Arphia is a genus of band-winged grasshoppers in the family Acrididae. There are at least 11 described species in Arphia.