“Aquatic Caterpillars, Snout Moths”
“Alderflies, Dobsonflies, and Fishflies”
“Dragonflies and Damselflies”
“Small Winter Stoneflies”
A very diverse genus with about 43 species, most of which the nymph stage of most are undescribed. Some species have been found to diapause in the summer months in the hyporheic zone.
Upper Midwest: 3
Shredder / Detritivore
Widespread (east of the Rocky Mtns.)
Two Tarsal Claws
Hind Legs Don't Reach
Membranous Pleural Fold
Paraglossae And Glossae Subequal
+ Expanded Character List
Order: Wings developing in wing pads. Mouthparts suitable for chewing. Gills digitiform and located near mouthparts, on neck, sides of thorax, or underside of base of abdomen, never on top or sides of abdomen. Two tarsal claws per leg. Only two tails (cerci).
Family: The body is small (~1/4 inch) and slender and without gills; the hind legs do not reach the end of the abdomen; the wing pads are about as long as wide; the abdomen is a little wider in the middle than at it anterior base.
Genus: metathorax wingpads truncated, cerci without well-developed fringe