Noè, L.F. & M. Gómez-Pérez 2007. Postscript to Everhart, M.J. 2005. “Elasmosaurid remains from the Pierre Shale (Upper Cretaceous) of western Kansas. Possible missing elements of the type specimen of Elasmosaurus platyurus Cope 1868?”. – PalArch’s Journal of Vertebrate Palaeontology 2, 1: 19-32

Abstract The holotype is the single most important specimen in zoological taxonomy, and to avoid confusion, it must be the remains of a single individual. Re–evaluation of data presented to infer that three specimens collected between 1954 and 1998 are additional material of the holotype of Elasmosaurus platyurus, indicate there is no evidence these two […]