Tropical Book Louse vs Long-winged Barklouse

Side-by-side species comparison

Attribute Tropical Book Louse Long-winged Barklouse
Scientific Name Liposcelis entomophila Ectopsocus briggsi
Order Psocoptera Psocoptera
Family Liposcelididae Ectopsocidae
Size 0.7-1.2 mm 2-3 mm
Habitat Indoors Woodlands
Diet Fungus Feeders Herbivores
Regions Worldwide Europe, North America, Australasia
Conservation Least Concern Least Concern

Tropical Book Louse

A cosmopolitan booklouse frequently found in insect collections and herbaria. It feeds on dead insects and dried plant specimens.

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Did You Know?

Its species name 'entomophila' means 'insect-loving,' reflecting its habit of eating pinned insect specimens.

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.