“Aquatic Caterpillars, Snout Moths”
“Alderflies, Dobsonflies, and Fishflies”
“Dragonflies and Damselflies”
Only one species found in North America. Recognized by the shiny elytra margin.
Southeast: 4.7 and higher
Upper Midwest: 4 and higher
Midwest: 2.9 and higher
Collector / Gatherer
Widespread (east of the Rocky Mtns.)
Last Tarsal Segment Subequal
Antennae With 7 Segments
Tomentum of tibia
+ Expanded Character List
Order: Adults with hardened forewings (elytra) covering the hind wings.
Family: Terminal segment of each antenna no longer than combined length of 2 preceding segments; antennae thread-like. Elytra concealing entire abdomen or exposing only part of 1 tergite. Each leg with 5 tarsal segments, last tarsal segment about as long as other segments combined and with big claws. Abdomen with 5 visible segments.
Genus: Prosternal process with a posterior margin about as wide as head. Elytra with sublateral carinae. Antennae with 7 segments and enlarged at last segment. No transverse impression on pronotum.