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Romeriscus periallus Baird and Carroll 1967 (tetrapod)

Osteichthyes - Tetrapoda

PaleoDB taxon number: 142138

Full reference: D. Baird and R. L. Carroll. 1967. Romeriscus, the Oldest known Reptile. Science 157:56-59

Belongs to Tetrapoda according to M. Laurin and R. R. Reisz 1992

Sister taxa: Agadirichnus, Allopus, Amphibia, Antlerpeton, Austrobrachyops, Austrobrachyops jenseni, Aytonerpeton, Baphetoidea, Caerorhachidae, Casineria, Chroniosuchia, Collettosaurus, Colosteidae, Crassigyrinidae, Crucipes, Diploradus, Dipodiscus, Doragnathus, Eldeceeon, Kirktonecta, Koilops, Limnosceloides, Limnosceloides brachycoles, Limnosceloides dunkardensis, Namuncurania malarguense, Nothosaurops occiduus, Ossirarus, Perittodus, Plesiosaurus vaccinsulensis, Polyptychodon mackesoni, Reptiliomorpha, Romeriscus, Sigournea, Silvanerpeton, Solenodonsaurus, Steganoposaurus, Temnospondyli, Typopus, Wangwusaurus, Wangwusaurus tayuensis, Westlothiana, Whatcheeriidae

Type specimen: YPM PU 16982, a partial skeleton (skull roof and anterior postcranial skeleton). Its type locality is Cape Linzee, which is in a Westphalian A wet floodplain sandstone/coal in the Port Hood Formation of Canada.

Ecology: