Poposaurus

Poposaurus is an extinct genus of pseudosuchian archosaur from the Late Triassic of the southwestern United States. It belongs to the clade Poposauroidea, an unusual group of Triassic pseudosuchians that includes sail-backed, beaked, and aquatic forms. Fossils have been found in Wyoming, Utah, Arizona, and Texas. Except for the skull, most parts o...
Found on http://en.wikipedia.org/wiki/Poposaurus

Poposaurus

Poposaurus Means “Popo Agie lizard” from Late Triassic Wyoming. Its name comes from Crow Indian popo agie, “head (water) river”. It was named for the Popo Agie River, in the Triassic red beds near Lander, Wyoming, by Professor E. B. Branson. Named by M. G. Mehl in 1915.
Found on http://www.wordinfo.info/words/index/info/view_unit/2727/27
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