English noun: order Sauropterygia | |||
| 1. | order Sauropterygia (animal) extinct marine reptiles: plesiosaurs; nothosaurs | ||
| Synonyms | Sauropterygia | ||
| Broader (hypernym) | animal order | ||
| Member holonym | Nothosauria, Plesiosauria, suborder Nothosauria, suborder Plesiosauria | ||
| Member meronym | Archosauria, subclass Archosauria | ||