Arizonasaurus

Arizonasaurus (meaning "Arizona reptile") is a genus of ctenosauriscid archosaur from the Middle Triassic (243 million years ago) Moenkopi Formation of what is now Arizona. It is known for having a large back sail formed by elongated neural spines of its vertebrae. The type and only known species is A. babbitti, named and described in 1947.

Wikidata facts

Image: Arizonasaurus BW.jpg

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taxon name: Arizonasaurus
Commons category: Arizonasaurus
start time: 243000000-
end time: 243000000-

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Contents

Discovery and naming
Description
Classification
Biogeography
References
External links

==Discovery and naming== The type species, Arizonasaurus babbitti, was named by Samuel Paul Welles in 1947 on the basis of a few teeth and a maxilla, labelled as specimen UCMP 36232. A fairly complete skeleton was found in 2002 by Sterling Nesbitt.