order
![](/images/illustrations/illustration_coleoptera_adult_v_160.png)
Coleoptera
“Adult Beetles”
![](/images/illustrations/illustration_coleoptera_larva_v_160.png)
Coleoptera
“Larval Beetles”
![](/images/illustrations/illustration_diptera_larva_v_160.png)
Diptera
“True Flies”
![](/images/illustrations/illustration_ephemeroptera_larva_v_160.png)
Ephemeroptera
“Mayflies”
![](/images/illustrations/illustration_hemiptera_adult_v_160.png)
Hemiptera
“True Bugs”
![](/images/illustrations/illustration_lepidoptera_larva_v_160.png)
Lepidoptera
“Aquatic Caterpillars, Snout Moths”
![](/images/illustrations/illustration_megaloptera_larva_v_160.png)
Megaloptera
“Alderflies, Dobsonflies, and Fishflies”
![](/images/illustrations/illustration_odonata_larva_v_160.png)
Odonata
“Dragonflies and Damselflies”
![](/images/illustrations/illustration_plecoptera_larva_v_160.png)
Plecoptera
“Stoneflies”
![](/images/illustrations/illustration_trichoptera_larva_v_160.png)
Trichoptera
“Caddisflies”
family
Metretopodidae
“Cleft-footed Minnow Mayflies”
Family Overview
Metretopodidae
![Listen to the pronunciation of metretopodidae](/images/buttons/audio.png)
Cleft-footed Minnow Mayflies
Long, slender mayfly with normal plate-like gills on most abdominal segments; the claws are forked on the front legs.
Characteristics
POLLUTION TOLERANCE
Mid-Atlantic: up to 2
Upper Midwest: up to 2
Southeast: up to 3.1
0 = least tolerant, 10 = most tolerant
FEEDING HABITS
Collector / Gatherer
Engulfer / Predator
Engulfer / Predator
MOVEMENT
Clinger
Swimmer
Swimmer
Diagnostic Characters
Order
![](https://static.macroinvertebrates.org/gigapans/209277/images.55abdf12126cfd9f3d18c69a21fd6c48/209277-120x120-9085-15991-3270-10175.jpg)
Abdominal Gills
![](https://static.macroinvertebrates.org/gigapans/209277/images.55abdf12126cfd9f3d18c69a21fd6c48/209277-120x120-9821-11416-2633-4227.jpg)
Single Tarsal Claw
![](https://static.macroinvertebrates.org/gigapans/209277/images.55abdf12126cfd9f3d18c69a21fd6c48/209277-120x120-17246-22953-3434-9141.jpg)
Usually 3 Tails
Family
![](https://static.macroinvertebrates.org/gigapans/209277/images.55abdf12126cfd9f3d18c69a21fd6c48/209277-120x120-8069-9048-1509-2488.jpg)
Foreleg Claws Bifid
![](https://static.macroinvertebrates.org/gigapans/209277/images.55abdf12126cfd9f3d18c69a21fd6c48/209277-120x120-10064-11658-4522-6116.jpg)
Gills on 1-7 Plate-like
+ 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 normal plate-like gills on most abdominal segments; the claws are forked on the front legs.
Dorsal