Long-winged Barklouse vs Furniture Booklouse

Side-by-side species comparison

Attribute Long-winged Barklouse Furniture Booklouse
Scientific Name Ectopsocus briggsi Liposcelis paeta
Order Psocoptera Psocoptera
Family Ectopsocidae Liposcelididae
Size 2-3 mm 0.7-1.0 mm
Habitat Woodlands Indoors
Diet Herbivores Fungus Feeders
Regions Europe, North America, Australasia Europe, North America, Oceania
Conservation Least Concern Not Evaluated

Long-winged Barklouse

A widespread bark louse found on tree trunks and dead leaves across Europe and introduced to other continents. It has long narrow wings.

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Did You Know?

It has successfully colonized multiple continents through accidental human transport.

Furniture Booklouse

A minute pale booklouse often found in new homes and recently plastered walls. It feeds on microscopic mold in damp indoor environments.

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Did You Know?

Outbreaks in new buildings disappear once the structure dries out and mold can no longer grow on fresh plaster.