Seymouriamorpha Cotylosauria Solenodonsaurus Westlothiana lizziae Diadectomorpha Amniota Batrachosauria ("Frog Saurians") is a name given either to very reptile-like amphibians dating from the Carboniferous and Permian periods, or to amniotes and those amphibians very closely related to them.

[1] In current cladistic schemes, Batrachosauria is the sister clade to the Anthracosauroidea From the Palaeos website:

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