†unranked clade Riojasauridae Yates 2007 (saurischian)

Reptilia - Saurischia - Riojasauridae

Full reference: A. M. Yates. 2007. Solving a dinosaurian puzzle: the identity of Aliwalia rex Galton. Historical Biology 19(1):93-123

Parent taxon: Massopoda according to B. W. McPhee et al. 2015

See also Novas et al. 2011 and Yates 2007

Sister taxa: Anchisaurus, Ignavusaurus, Massospondylidae, Sarahsaurus, Sauropodiformes

Subtaxa: Eucnemesaurus Riojasaurus

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Type: Riojasaurus



• Triassic of Argentina (2 collections), South Africa (4)

Total: 6 collections each including a single occurrence

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