Batrachosauria

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. In current cladistic schemes, Batrachosauria is the sister clade to the Anthracosauroidea

Characteristics
From the Palaeos website:


 * Intercentrum reduced
 * large canine-like maxillary tooth