order

Coleoptera
“Adult Beetles”

Coleoptera
“Larval Beetles”

Diptera
“True Flies”

Ephemeroptera
“Mayflies”

Hemiptera
“True Bugs”

Lepidoptera
“Aquatic Caterpillars, Snout Moths”

Megaloptera
“Alderflies, Dobsonflies, and Fishflies”

Odonata
“Dragonflies and Damselflies”

Plecoptera
“Stoneflies”

Trichoptera
“Caddisflies”
family
Gyrinidae
“Whirligig Beetles”
Genus Overview
No genus-level description defined.
Characteristics
POLLUTION TOLERANCE
Southeast: 5.5 and higher
Midwest: 3.7 and higher
Mid-Atlantic: 4 and higher
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Engulfer / Predator
MOVEMENT
Diver
Swimmer
Swimmer
DISTRIBUTION
Southeast
HABITAT
Lentic-littoral
Lotic-depositional
Lotic-depositional
Diagnostic Characters
Order

Elytra
NO IP
Three Pairs of Legs on Thorax
Family

4 Eyes
Genus

Scutellum
+ 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:
Not defined.


Dorsal
Ventral