elasmosaurus
E*las`mo*sau"rus, n. Etym: [NL., fr. Gr. (Paleon.) Defn: An extinct, long-necked, marine, cretaceous reptile from Kansas, allied to Plesiosaurus.
E*las`mo*sau"rus, n. Etym: [NL., fr. Gr. (Paleon.) Defn: An extinct, long-necked, marine, cretaceous reptile from Kansas, allied to Plesiosaurus.