Blue Cuckoo Wasp vs Prostoia Forestfly

Side-by-side species comparison

Attribute Blue Cuckoo Wasp Prostoia Forestfly
Scientific Name Trichrysis cyanea Prostoia besametsa
Order Hymenoptera Plecoptera
Family Chrysididae Nemouridae
Size 5-8 mm 5-8 mm
Habitat Woodlands Woodlands
Diet Wood Feeders Detritivores
Regions Europe, Asia North America
Conservation Least Concern Least Concern

Blue Cuckoo Wasp

A uniformly deep blue metallic cuckoo wasp found across Europe and Asia. It parasitizes various cavity-nesting wasps and bees in dead wood and walls.

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Did You Know?

Its entirely blue coloration without any red or gold makes it one of the most distinctive cuckoo wasps in Europe.

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.