• Body with 8 pairs of slender, ventrally projecting, abdominal prolegs, each terminating in a comb of clawlike spines
• Antennae simple, shorter than head

Merritt, R W., K W. Cummins, and M B. Berg. An Introduction to the Aquatic Insects of North America. Dubuque, Iowa: Kendall/Hunt Company, 2008