†family Procephalaspididae Stensiö 1958 (vertebrate)
Osteostraci - Thyestiformes - Procephalaspididae
Parent taxon: Thyestiformes according to R. van der Laan 2019
Sister taxa: Kiaeraspididae, Thyestidae, Tremataspididae, Witaaspididae
Subtaxa: Procephalaspis
Type: Procephalaspis
Ecology:
Distribution:
• Silurian of Estonia (2 collections)
Total: 2 collections each including a single occurrence