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For Insects, Spiders & Their Kin
For the United States & Canada
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Fall Fund Drive


Family Stenopsocidae - Narrow Barklice

Barklouse - Graphopsocus cruciatus Bark Louse Eggs? - Graphopsocus cruciatus Eggs - Graphopsocus cruciatus Barklice - Graphopsocus cruciatus Graphopsocus cruciatus? - Graphopsocus cruciatus Spotted Psocodead - Graphopsocus cruciatus  Narrow Barklice (Stenopsocidae) - Graphopsocus cruciatus what am I? - Graphopsocus cruciatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Psocodea (Barklice, Booklice, and Parasitic Lice)
Suborder Psocomorpha
Infraorder Caeciliusetae
Family Stenopsocidae (Narrow Barklice)
A single species in North America; many in the Old World.(1)
Several species in North America; 100 species in 4 genera in the world (highest diversity in Asia) according to Tree of Life
3.5-5 mm
Antennae have 13 segments. Tarsi have 2 segments.
Body colors are brown and yellowish brown.
Abdomen has 2 or 3 vesicles
Life Cycle
Eggs are laid in groups and are covered by silken threads.
Internet References