<==o “Squalimorpha” [family-level taxonomy] |-- Squaliformes (piikkihait) `--+--o Squatiniformes | `--o Squatinidae [Rhinidae] (merienkelit) | `-- Squatina [Rhina, Thaumas, Trigenodus] U. Jur. Plioc. Eu. U. Cret. SWAs. U. Cret. Pleist. NA. Eoc. Af. Mioc. Aus. R. Oc. `--+--o Pristiophoriformes | `--o Pristiophoridae (sahahait) | |-- Pliotrema Tert. NZ. R. Oc. | |-- †Propristiophorus U. Cret. SWAs. | `-- Pristiophorus U. Cret. SWAs. Mioc. Eu. NA. Mioc. Plioc. Aus. R. Oc. `-- “Rajimorpha” (rauskut)
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. - Long, J. A., 1995: The Rise of Fishes: 500 million years of evolution.
–Johns Hopkins University Press, Baltimore & London, pp. 1-223 - Nelson, J. S., 1994: Fishes of the world.
–John Wiley & Sons Inc., New York, 1994, xx-600