After Carroll, 1988, Long 1990, with fossil species from Williams, 1999-2000
<==o †Petalodontidae Newberry & Worthen, 1866 |-- †Ageleodus pectinatus (Agassiz, 1838), Dev. Miss. Aust. Eu. NA. |--o †Antliodus [Chomatodus] Miss. NA. Eu. As. | |-- †A. mucronatus Newberry & Worthen, 1866 | |-- †A. sp. | `-- †A. wisei (Woodward, 1919) |--o †Chomatodus [Chromatodus, Palaeobatis, Petalodus, Psammodus] Miss. Eu. Carb. NA. | |-- †C. linearis Agassiz, 1838 | |-- †C. multiplicatus | `-- †C. sp. |--o †Ctenoptychius [Petalodus, Calloptistalus] Penn. Eu. | |-- †C. apicalis Agassiz, 1838 [Petalodus] | |-- †C. pectinatus [Calloptistalus] | `-- †C. sp. |-- Glyphanodus tenuis (Davis, 1883a) [Glyphanodon] Miss. Eu. |--o †Harpacodus [Ctenopetalus, Ctenoptychius, Petalodus) Miss. Eu. | |-- †H. dentatus (Owen, 1845b) [Petalodus] | `-- †H. serratus [Ctenopetalus] |--o †Lisogodus Miss. NA. | |-- †L. curtus St. John & Worthen, 1875a | `-- †L. sp. |-- †Neopetalodus japonicus - M. Perm. EAs. |-- †Paracymatodus plicatulus (Trautschold, 1879b) [Cymatodus Cimatodus] Miss. EEu. |--o †Petalodus Owen, 1840 [Ctenopetalus, Getalodus, Sicarius] Miss. Eu. U. Dev. or L. Carb. EAs. | |-- †P. acuminatus (Agassiz, 1838) | |-- †P. allegheniensis | |-- †P. laevissimus | |-- †P. ohioensis Safford, 1853 | `-- †P. sp. |--o †Polyrhizodus [Ctenoptychius, Dacatylodus, Petalodus, Rhomboderma) Miss. Eu. EEu. Carb. NA. | |-- †P. magnus McCoy, 1848a | |-- †P. digitatus | `-- †P. sp. [Petalodus grandis] |--o †Serratodus Miss. L. Perm. Eu. | |-- †S. elegans (de Koninck, 1878a) | `-- †S. sp. `--o †Tanaodus [Chomatodus, Tonaodus) Miss. NA. Eu. |-- †T. bellicinctus St. John & Worthen, 1875a |-- †T. polymorphus `-- †T. sp.
Reference(s):
- Carroll, R. L., 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698. - Carroll, R. L., 1988: Appendix. 594-648.
in Carroll, R. L., 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698. - Frickhinger, K. A., 1995: Fossil Atlas – Fishes.
–Mergus – Publishers for Natural History and Pet Books, Hans A. Baensch, Malle, Germany, 1-1088 - Long, J. A., 1995: The Rise of Fishes: 500 million years of evolution.
–Johns Hopkins University Press, Baltimore & London, pp. 1-223 - Lund, R., 1989: New petalodonts (Chondrichthyes) from the Upper Missisippian
Bear Gulch Limestone (Namurian E2b) of Montana.
–Journal of Vertebrate Paleontology: Vol. 9, #3, pp. 350-368 - Nelson, J. S., 1994: Fishes of the world.
–John Wiley & Sons Inc., New York, 1994, xx-600 - Williams, G. S., 1999-2000: A Listing of Fossil Sharks and Rays of the World.
–iNet: Gainesville's Creek Fossils: Euselachii: http://www.afn.org/~afn02877/eusel.html