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Temporal range: Upper Jurassic
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sarcopterygii
Subclass: Dipnoi
Genus: Potamoceratodus
Pardo et al., 2010
  • P. guentheri Marsh, 1878 (type)

Ceratodus guentheri Marsh, 1878

Potamoceratodus is an extinct genus of lungfish which existed in what is now Colorado, USA, during the late Jurassic period.[1] It was first named by Jason D. Pardo, Adam K. Huttenlocker, Bryan J. Small and Mark A. Gorman II in 2010 and the type species is Potamoceratodus guentheri.[1]


  1. ^ a b Jason D. Pardo; Adam K. Huttenlocker; Bryan J. Small; Mark A. Gorman II (2010). "The cranial morphology of a new genus of lungfish (Osteichthyes: Dipnoi) from the Upper Jurassic Morrison Formation of North America". Journal of Vertebrate Paleontology. 30 (5): 1352–1359. doi:10.1080/02724634.2010.501430.