(After a mythological sand monster from Navajo culture).
Named By: Joseph J. W. Sertich & Mark A. Loewen - 2010.
Classification: Chordata, Reptilia, Dinosauria, Saurischia, Sauropodomorpha, Massopoda.
Species: S. ruessi (type).
Size: At least 3 meters long.
Known locations: USA - Utah - Navajo Sandstone.
Time period: Pleinsbachian of the Jurassic.
Fossil representation: Articulated partial skeleton.
Described from a partial skeleton, Seitaad is one of the few North American sauropodomorphs currently known. It is widely believed that the individual that is now the Seitaad holotype was buried in a landslide from a collapsing sand dune, and hence this is the inspiration for the genus name.
-A New Basal Sauropodomorph Dinosaur from the Lower Jurassic Navajo Sandstone of Southern Utah. Joseph J. W. Sertich & Mark A. Loewen - 2010.
-Dispersal and diversity in the earliest North American sauropodomorph dinosaurs, with a description of a new taxon. Timothy B. Rowe, Hans-Dieter Sues & Robert R. Reisz - 2010.