Furniture Booklouse vs Cave Bark Louse

Side-by-side species comparison

Attribute Furniture Booklouse Cave Bark Louse
Scientific Name Liposcelis paeta Prionoglaris stygia
Order Psocoptera Psocoptera
Family Liposcelididae Prionoglarididae
Size 0.7-1.0 mm 2-3 mm
Habitat Indoors Caves
Diet Fungus Feeders Fungus Feeders
Regions Europe, North America, Oceania Southern Europe
Conservation Not Evaluated Data Deficient

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.

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.