Engelsk navneord: plesiosaurus | |||
| 1. | plesiosaurus (om dyr) extinct marine reptile with a small head on a long neck a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous | ||
| Termer med samme betydning (synonymer) | plesiosaur | ||
| Mindre specifikke termer | archosaur, archosaurian, archosaurian reptile | ||
| Tilhører disse overordnede termer | genus Plesiosaurus | ||