Subfamily Ostomopsinae Sen Gupta and Crowson 1973 (beetle)
Insecta - Coleoptera - Cerylonidae
Parent taxon: Cerylonidae according to C. Y. Cai et al. 2022
See also Bukejs et al. 2021 and Lawrence and Newton 1995
Sister taxa: Ceryloninae, Loeblioryloninae
Subtaxa: Protostomopsis
Ecology:
Distribution:
• Eocene of Germany (1 collection), Poland (1), the Russian Federation (3)
Total: 5 collections each including a single occurrence