Rhyopsocus
Hagen, 1876
bird nest barklice
Species Guides
5- Rhyopsocus bentonae(bird nest barklouse)
- Rhyopsocus celtis
- Rhyopsocus eclipticus(bird nest barklouse)
- Rhyopsocus quercus
- Rhyopsocus texanus
Rhyopsocus is a of barklice in the Psoquillidae, commonly referred to as bird nest barklice. The genus contains more than 20 described . These insects are associated with bird nests, where they feed on organic debris. They are small, soft-bodied insects typical of the order Psocodea.

Pronunciation
How to pronounce Rhyopsocus: /raɪˈɑpsəs/
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Identification
Members of Rhyopsocus can be distinguished from other barklice by features of the Psoquillidae, including reduced wing venation and specific genitalic structures. -level identification requires examination of male genitalia and other microscopic characters.
Images
Habitat
Associated with bird nests, where humidity and organic debris provide suitable conditions. Specific microhabitat preferences vary by .
Distribution
Recorded from the southwestern United States (Arizona) and Mexico.
Diet
Feeds on organic debris in bird nests, including detritus, feathers, and other accumulated materials.
Host Associations
- bird nests - Primary microhabitat; specific bird not documented
Ecological Role
Decomposer in bird nest microhabitats, contributing to nutrient cycling of organic debris.
Similar Taxa
- other Psoquillidae generashare -level characteristics of reduced wing venation and small size; distinguished by genitalic and antennal segment differences
- Trogiidae barklicesimilar size and preferences in organic debris; distinguished by wing structure and -level morphological characters
More Details
Taxonomic history
The was established by Hagen in 1876. The 'bird nest barklice' reflects the consistent association of multiple with avian nest environments.