†suborder Siberiaspidoidei (jawless fish)
Pteraspidomorpha - Cyathaspidiformes
Parent taxon: Cyathaspidiformes according to R. van der Laan 2019
Sister taxa: Amphiaspidoidei, Cyathaspididae, Cyathaspidoidei, Hibernaspidoidei
Subtaxa: Siberiaspididae Tuxeraspididae
Ecology:
Distribution:
• Devonian of the Russian Federation (5 collections)
Total: 5 collections including 12 occurrences