Saturnalia (dinosaur)

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Saturnalia

Conservation status: Fossil

Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Archosauria
Order:Saurischia
(unranked)Sauropodomorpha
Genus:Saturnalia
Species: S. tupiniquim
Binomial name
Saturnalia tupiniquim
Langer, Abdala, Richter & Benton, 1999

Saturnalia is a very early sauropodomorph dinosaur, from the Carnian faunal stage of the late Triassic (227.4 to 220.7 million years ago). The holotype was discovered in mid-winter in Rio Grande do Sul, Brazil, and additional remains were discovered during the Roman winter solstice festival, Saturnalia; it was named for that and a local Portuguese/Guarani word meaning native, in 1999. It is one of the oldest true dinosaurs yet found; the partial skeleton and referred remains from two other specimens including a jaw and teeth, has many prosauropod features yet lacks other characteristics shared by all dinosaurs which may indicate sauropodomorpha is polyphyletic. Unlike the later, more massive sauropodomorphs it is quite slim.

Further reading

  • Max Cardoso Langer, F. Abdala, M. Richter and Michael Benton (1999). A sauropodomorph dinosaur from the Upper Triassic (Carnian) of southern Brazil. Comptes Rendus de l'Academie des Sciences, 329: 511–517. (technical)
  • Max Cardoso Langer (2003). The pelvic and hind limb anatomy of the stem-sauropodomorph Saturnalia tupiniquim (Late Triassic, Brazil). PaleoBios 23(2): September 15, 2003. (technical)

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