Flat Oak Borer vs Prostoia Forestfly

Side-by-side species comparison

Attribute Flat Oak Borer Prostoia Forestfly
Scientific Name Smodicum cucujiforme Prostoia besametsa
Order Coleoptera Plecoptera
Family Cerambycidae Nemouridae
Size 7-12 mm 5-8 mm
Habitat Woodlands Woodlands
Diet Wood Feeders Detritivores
Regions Eastern North America North America
Conservation Least Concern Least Concern

Flat Oak Borer

An unusually flat, reddish-brown cerambycid that breeds under the bark of dead oaks in North America. Its flattened body allows it to navigate the tight spaces between bark and sapwood. Adults are nocturnal and attracted to lights.

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Did You Know?

Its body is so flat that it was originally described as a member of Cucujidae, the flat bark beetle family.

Prostoia Forestfly

A small spring stonefly of eastern North American woodland streams. Nymphs are detritivores among leaf packs in gentle currents.

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Did You Know?

The genus name Prostoia was coined to distinguish these North American species from the European Protonemura.