Osteichthyes - Tetrapoda

Parent taxon: Anthracosaurida according to R. L. Carroll et al. 1972

Sister taxa: Diplomeri, Embolomera, Eoherpetontidae, Gephyrostegida, Gephyrostegoidea, Lanthanosuchidae, Limnoscelidae, Mauchchunkiidae, Nycteroleteridae, Proterogyrinidae, Schizomeri, Seymouriamorpha, Seymouriamorphoidea, Solenodonsauridae, Tokosauridae, Tseajaiidae, Chroniosuchida, Nycteroleterida, Lanthanosuchida

Subtaxa: none

Ecology:

Distribution: there are no occurrences of Seymourida in the database

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