California Department of Fish and Wildlife
Aquatic Biological Assement

California Digital Reference Collection Home | Family Level | Level 1 Taxonomy | Level 2 Taxonomy

Jump to:

Ephemeroptera Odonata Plecoptera Hemiptera Megaloptera Neuroptera Trichoptera Lepidoptera Coleoptera Diptera Non-Insects

Helicopsychidae Level 1 Level 2

Helicopsychidae

 

Key Characters

"Snail shell" larval cases. Anal claw comb-shaped. Scrape algae and other organic material off of substrates. Helicopsyche only genus in U.S. and Canada.

Tolerance 3
Distribution CA, OR, WA, AZ