| SN2000 author citation | : |  | C. Linnaeus, 1758 [J. Gauthier, 1984], nom. cl. praeinit. | 
	
		| Original definition [PhyloCode] | : |  | Gauthier, J.A. 1984. Cladist. Anal. Higher Syst. Cat. Diapsida: ["Reptilia is here defined as the taxon encompassing all the descendants of the most recent common ancestor of Testudines and Diapsida", nom. ined.]. |