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Genus Overview
No genus-level description defined.
Characteristics
POLLUTION TOLERANCE
Southeast: 1.6 and higher
Upper Midwest: 4 and higher
Midwest: 3.2 and higher
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Collector / Filterer
MOVEMENT
Burrower
DISTRIBUTION
Widespread (east of the Rocky Mtns.)
HABITAT
Lotic-depositional
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Diagnostic Characters
+ Expanded Character List
Order: Wings developing in wing pads. Mouthparts suitable for chewing. Gills present on tops and sides of abdomen. Segmented legs present. One tarsal claw per leg. Usually with 3 tails (sometimes 2).
Family: Long slender mayfly with its gills long, forked, marginally fringed, and projecting laterad; pair of sharp tusks projecting beyond head; the legs are not unusually thick and flattened for digging.
Genus: Not defined.