vertebrates Cuvier, 1812 - vertebrates Amphibia Linnaeus, 1758 - amphibians see Class Amphibia Gray, 1825 †Labyrinthodontia Meyer, 1842 see Class Amphibia Linnaeus, 1758 1 †Temnospondyli Zittel, 1888 - temnospondyls 2 †Batrachosauria Efremov, 1946 see [unranked] Batrachosauria 3 †Microsauria Dawson, 1863