Temporal range: Cenomanian-Maastrichtian
|Pachyrhizodus caninus skeletons|
Pachyrhizodus is an extinct genus of ray-finned fish that lived during the Late Cretaceous in the Western Interior Seaway in North America and in Colombia, South America. The type species is P. basalis. The species P. etayoi, described in 1997 by María Páramo from the La Frontera Formation in Colombia, was named honouring Colombian geologist and paleontologist Fernando Etayo.
- Mike Everhart (February 2, 2010). "Pachyrhizodus. A Large Predatory Fish from the Late Cretaceous Western Interior Sea". Oceans of Kansas Paleontology. Retrieved May 5, 2011.
- Pachyrhizodus at Fossilworks.org
- Wildlife of Gondwana: Dinosaurs and Other Vertebrates from the Ancient Supercontinent (Life of the Past) by Pat Vickers Rich, Thomas Hewitt Rich, Francesco Coffa, and Steven Morton
- Kansas Geology: An Introduction to Landscapes, Rocks, Minerals, and Fossils by Rex Buchanan
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