| SN2000 author citation | : |  | R. Owen, 1841 [Padian & May, 1993], nom. cl. praeinit. | 
	
		| Original name & spelling | : |  | Owen, R. 1841. Richard and John E. Taylor, London: 103, 190. | 
	
		| Original definition [PhyloCode] | : |  | Nesbitt, S.J. 2011. Bull. Amer. Mus. Nat. Hist. (no. 352): 210 ("Owen, 1842", "Original definition: ... (Padian and May, 1993)"). | 
	
		| Emended definition [PhyloCode] | : |  | op. cit.: 210 ("Owen, 1842", "Revised definition: ... (sensu Sereno, 2005)"). |