Web-spinning Barklouse vs Psyllipsocus Cave Psocid

Side-by-side species comparison

Attribute Web-spinning Barklouse Psyllipsocus Cave Psocid
Scientific Name Archipsocus nomas Psyllipsocus ramburii
Order Psocoptera Psocoptera
Family Archipsocidae Psyllipsocidae
Size 1.5-2.5 mm 1.5-2.5 mm
Habitat Forests Caves
Diet Omnivores Fungus Feeders
Regions Southeastern United States, Central America Europe, North America, Africa
Conservation Least Concern Not Evaluated

Web-spinning Barklouse

A bark louse known for spinning communal silk webs over tree bark in tropical and subtropical regions. Large colonies can cover entire tree trunks.

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Did You Know?

Their communal silk webs can cover entire tree trunks like a ghostly shroud.

Psyllipsocus Cave Psocid

A pale, long-antennaed psocid adapted to dark environments like caves and cellars. It has reduced eyes and elongated sensory appendages.

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Did You Know?

This species can thrive in total darkness and has been found deep inside limestone caves far from any light source.