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
Polymitarcyidae
“Pale Burrower Mayflies”
Family Overview
Polymitarcyidae
Pale Burrower Mayflies
Long slender mayfly with its gills long, forked, marginally fringed, and curved over abdomen; pair of sharp tusks projecting beyond head and curved downward; the legs are generally expanded or with tubercles for digging and the hind tibiae are rounded apically.
Characteristics
POLLUTION TOLERANCE
Upper Midwest: up to 2
Southeast: up to 1.5
FEEDING HABITS
Collector / Filterer
Collector / Gatherer
Collector / Gatherer
MOVEMENT
Burrower
Diagnostic Characters
Order
Abdominal Gills
Single Tarsal Claw
Usually 3 Tails
Family
Gills on 2-7 Forked, Long, Curving over Abdomen
Legs Flattened or Tuberculate
Long Tusks Straight or Downcurved
​Hind Tibiae Rounded Apically
+ 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 curved over abdomen; pair of sharp tusks projecting beyond head and curved downward; the legs are generally expanded or with tubercles for digging and the hind tibiae are rounded apically.
Dorsal
Lateral