Thorn-Mimic Treehopper vs Common Barklouse

Side-by-side species comparison

Attribute Thorn-Mimic Treehopper Common Barklouse
Scientific Name Enchenopa binotata Cerastipsocus venosus
Order Hemiptera Psocoptera
Family Membracidae Psocidae
Size 5-8 mm 4.0-6.0 mm
Habitat Hedgerows Woodlands
Diet Wood Feeders Wood Feeders
Regions Eastern North America North America
Conservation Least Concern Not Evaluated

Thorn-Mimic Treehopper

A small treehopper with a hump-shaped pronotum that mimics a plant thorn or bud. It is a complex of cryptic species defined by host plant preferences.

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Did You Know?

It is actually a complex of multiple species that diverged by adapting to different host plants.

Common Barklouse

A large winged barklouse found in herds on tree trunks in eastern North America. It has prominent veined wings and feeds on algae and lichens.

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Did You Know?

These barklice form conspicuous herds of up to several hundred individuals that march across tree trunks in unison.