Hadrokkosaurus is an extinct genus of brachyopid temnospondyl amphibian from the Middle Triassic of the southwestern United States. It includes a single species, Hadrokkosaurus bradyi, known from the Moenkopi Formation of Arizona.[1]
| Hadrokkosaurus Temporal range: Middle Triassic
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| Skull of Hadrokkosaurus bradyi in the New Mexico Museum of Natural History and Science | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Order: | †Temnospondyli |
| Suborder: | †Stereospondyli |
| Family: | †Brachyopidae |
| Genus: | †Hadrokkosaurus Welles, 1957 |
| Type species | |
| †Hadrokkosaurus bradyi Welles, 1947 (originally Taphrognathus bradyi)
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References edit
- ^ Ruta, M.; Bolt, J. R. (2008). "The brachyopoid Hadrokkosaurus bradyi from the Early Middle Triassic of Arizona, and a phylogenetic analysis of lower jaw characters in temnospondyl amphibians". Acta Palaeontologica Polonica. 53 (4): 579. doi:10.4202/app.2008.0403.
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