Pale-winged Barklouse vs Valenzuela Barklouse

Side-by-side species comparison

Attribute Pale-winged Barklouse Valenzuela Barklouse
Scientific Name Peripsocus phaeopterus Valenzuela flavidus
Order Psocoptera Psocoptera
Family Peripsocidae Caeciliusidae
Size 2-3 mm 2.0-3.0 mm
Habitat Forests Heathland
Diet Wood Feeders Herbivores
Regions Europe Europe, North America, Asia
Conservation Least Concern Not Evaluated

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.

Valenzuela Barklouse

A common yellowish barklouse found on a wide range of trees and shrubs. It is one of the most abundant psocids in temperate regions.

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Did You Know?

This species is so common that it appears in almost every barklouse survey conducted in Europe.