Subfamily Psocinae Leach 1815 (common bark louse)
Full reference: W. E. Leach. 1815. Entomology. The Edinburgh Encyclopaedia 9:57-172
Parent taxon: Psocidae according to C. Lienhard and C. N. Smithers 2002
Sister taxa: none
Ecology:
Distribution:
• Eocene of Poland (1 collection), the Russian Federation (5), Ukraine (1)
Total: 7 collections including 16 occurrences