Alternative combinations: Polygonodon audax, Portheus audax, Saurocephalus audax
Synonyms: Portheus molossus Cope 1871, Portheus thaumas Cope 1870, Saurocephalus thaumas Cope 1870
Full reference: J. Leidy. 1870. [Remarks on ichthyorudiolites and on certain fossil Mammalia]. Proceedings of the Academy of Natural Sciences of Philadelphia 22(1):12-13
Sister taxon: Xiphactinus vetus
Total: 21 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.