Cave Bark Louse vs Pale-winged Barklouse

Side-by-side species comparison

Attribute Cave Bark Louse Pale-winged Barklouse
Scientific Name Prionoglaris stygia Peripsocus phaeopterus
Order Psocoptera Psocoptera
Family Prionoglarididae Peripsocidae
Size 2-3 mm 2-3 mm
Habitat Caves Forests
Diet Fungus Feeders Wood Feeders
Regions Southern Europe Europe
Conservation Data Deficient Least Concern

Cave Bark Louse

A primitive cave-dwelling bark louse found in European caves. It retains many ancestral features making it important for understanding psocid evolution.

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Did You Know?

It is considered one of the most primitive living members of the order Psocoptera.

Pale-winged Barklouse

A common European bark louse with smoky brown wings. It lives on tree trunks where it scrapes algae and lichen from the bark.

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Did You Know?

Females guard their egg clusters on tree bark until they hatch.