“Aquatic Caterpillars, Snout Moths”
“Alderflies, Dobsonflies, and Fishflies”
“Dragonflies and Damselflies”
“Giant Water Bugs”
8 species in North America. This group is commonly called giant water bugs. Mostly found in slow, pool areas of streams to rivers, lakes and ponds.
Southeast: 9.8 and higher
Piercer / Predator
Widespread (east of the Rocky Mtns.)
Antennae Shorter than Head
Flat Air Straps on Abdominal Apex
+ Expanded Character List
Order: Adults: With or without wings. If wings present, forewings typically leathery or hard basally and translucent and flexible apically. Nymphs: With or without wing pads. Segmented legs present. Mandibles hidden within needle-like beak in adults and nymphs.
Family: Depressed (flattened dorsoventrally), with elongate-oval shape in dorsal view. Eyes bulging from sides of head. Antennae shorter than head, usually hidden beneath eyes. Beak cylindrical and 3-segmented. Front legs raptorial, with tibiae and femora fitting tightly together to grasp prey. All legs flattened and equipped for swimming, mostly in short bursts. Pair of flat, retractile air straps in posterior end of abdomen for occasional respiration at water surface.
Genus: Antennae short, apex of abdomen with pair of air straps, mature adult length less than 37mm, membrane of hemelytra not reduced