from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of several plesiosaurs, of the family Pliosauridae, from the Jurassic and Cretaceous periods
from The Century Dictionary and Cyclopedia
- n. An individual of the germs Pliosaurus, which comprises gigantic plesiosaurs with large head, short nock, elongated mandibular symphysis, jaws provided with powerful carinated teeth sometimes 25 centimeters long, and with limb-girdles similar to those of Plesiosaurus. The genus occurs in rocks from the Lias to the Upper Jura. in Europe and India.
Sorry, no etymologies found.