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Xenostephanus Simpson et al. 1962 (notoungulate)

Osteichthyes - Notoungulata - Oldfieldthomasiidae

PaleoDB taxon number: 310223

Full reference: G. G. Simpson, J. L. Minoprio, and B. Patterson. 1962. The mammalian fauna of the Divisadero Largo Formation, Mendoza, Argentina. Bulletin of the Museum of Comparative Zoology 127(4):239-293

Parent taxon: Oldfieldthomasiidae according to R. L. Carroll 1988

Sister taxa: Brachystephanus, Camargomendesia, Colbertia, Dolichostylodon, Itaboraitherium, Kibenikhoria, Maxschlosseria, Oldfieldthomasia, Paginula, Suniodon, Tsamnichoria, Ultrapithecus

Subtaxa: Xenostephanus chiottii

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Type: Xenostephanus chiottii

Ecology: scansorial insectivore