†family Keichousauridae Young 1965 (diapsid)
Reptilia - Eosauropterygia - Keichousauridae
Full reference: C.-C. Young. 1965. On the new nothosaurs from Hupeh and Kweichou, China. Vertebrata PalAsiatica 9(4):337-356
Parent taxon: Pachypleurosauroidea according to C.-C. Young 1965
See also Kuhn 1966 and Liu et al. 2011
Sister taxon: Pachypleurosauridae
Subtaxa: Dianopachysaurus Keichousaurus
Type: Keichousaurus
Ecology:
Distribution:
• Triassic of China (8 collections)
Total: 8 collections each including a single occurrence