
(from the article `plesiosaur`) ...in size. Kronosaurus, for example, was an Early Cretaceous pliosaur from Australia that grew to about 12 metres; the skull alone measured about ...
Found on http://www.britannica.com/eb/a-z/e/17

• (n.) An extinct, long-necked, marine, cretaceous reptile from Kansas, allied to Plesiosaurus.
Found on http://thinkexist.com/dictionary/meaning/elasmosaurus/
E·las`mo·sau'rus noun [ New Latin , from Greek ... a metal plate + ... a lizard.]
(Paleon.) An extinct, long-necked, marine, cretaceous reptile from Kansas, allied to Plesiosaurus.
Found on http://www.encyclo.co.uk/webster/E/16

Elasmosaurus A plate (bone) lizard from Late Cretaceous North America. It was a plesiosaur, not a dinosaur. Named by Edward Drinker Cope (1840-1897) in 1868.
Found on http://www.wordinfo.info/words/index/info/view_unit/709/
No exact match found