“Aquatic Caterpillars, Snout Moths”
“Alderflies, Dobsonflies, and Fishflies”
“Dragonflies and Damselflies”
No genus-level description defined.
Upper Midwest: 1
Engulfer / Predator
Widespread (east of the Rocky Mtns.)
Abdomen with 5 Sharp Stiff Points or 3 Gills
Two Pairs of Wing Pads
+ Expanded Character List
Order: Nymph with mask-like labium below chewing mouthparts. Wings developing in wing pads. Segmented legs present, each with two claws.
Family: Suborder Anisoptera (i.e., Dragonflies: stout body shape, head more narrow than thorax and abdomen, end of abdomen with 5 short pointed projections, external gills absent). Labial mask flattened, without hair on palm of inside of mask (premental setae) or usually without setae along margins of palpal lobes at end of mask. Ligula (distal margin of labial mask) without median cleft. Antennae each 4-segmented, although 4th segment usually small. Fore- and middle tarsi each 2 segmented. Mature larvae 23–40 mm long, rarely to 65 mm.
Genus: Not defined.
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