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