[Tetrapoda] Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988], nom. cl. inval.
see Clade Tetrapoda Hatschek & Cori 1896 [Laurin 2020]
Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988], nom. cl. inval. - amniotes
see Clade Amniota Haeckel 1866 [Laurin & Reisz 2020]
Reptilia Linnaeus 1758 [Gauthier 1984], nom. cl. inval.
see Clade Reptilia Linnaeus 1758 [Laurin & Reisz 2020]
Eureptilia Olson, 1947
Romeriida Gauthier, Kluge & Rowe, 1988
Genus †[Paleothyris] Carroll, 1969
†Paleothyris acadiana Carroll, 1969