“Aquatic Caterpillars, Snout Moths”
“Alderflies, Dobsonflies, and Fishflies”
“Dragonflies and Damselflies”
14 species in North America. Observed swimming on the surface of calm water, near banks of large rivers. Their eyes are divided as adults, giving them the ability to see above and below the surface. Dineutus is larger than the other genera of the family. When disturbed they produce a strong odor believe to deter predators.
Southeast: 5.5 and higher
Midwest: 3.7 and higher
Mid-Atlantic: 4 and higher
Engulfer / Predator
+ Expanded Character List
Order: Adults with hardened forewings (elytra) covering the hind wings.
Family: Short antennae with clubbed apices. Compound eyes divided into separate dorsal and ventral portions ("4-eyed" appearance).
Genus: Scutellum concealed, length large 8-15.5 mm, divided eyes,