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For Insects, Spiders & Their Kin
For the United States & Canada
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Genus Psocus

Barklouse - Psocus leidyi Unknown Barklice - Psocus leidyi Unknown to me - Psocus leidyi Hyalopsocus ? - Psocus Found on Holly - Psocus leidyi Psocid - Psocus leidyi Psocus leidyi? - Psocus leidyi Pennsylvania Barklouse for ID - Psocus leidyi
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Psocodea (Barklice, Booklice, and Parasitic Lice)
Suborder Psocomorpha
Infraorder Psocetae
Family Psocidae (Common Barklice)
Subfamily Psocinae
Tribe Psocini
Genus Psocus
Explanation of Names
Psocus Latreille 1794
Greek psochos (ψωχος) 'dust, sand'(1)
Numbers
2 spp. in our area(2), 17 spp. worldwide(3)
Range
many parts of the Old World (Oriental, w. Palaearctic/Mediterranean...) + NA & W. Indies(3)