Basal Elasmobranchii -families

After Carroll, 1988, and Nelson, 1994

<==o Elasmobranchii (leveäsuiset)
   |-- †Squatinactidae [Squatinactiformes:]
   |-- †Tamiobatidae [Protacrodontiformes:]
   |--o †Xenacanthimorpha
   |  `--o †Xenacanthiformes
   |     |?- †Diploselachidae
   |     `-- †Xenacanthidae
   `--o Euselachii
      |?- †Palaeospinacidae
      `--o Ctenacanthiformes
         |-- †Bandringidae
         |-- †Ctenacanthidae
         |-- †Phoebodontidae
         `--+==o Hybodontiformes [paraphyletic]
            |  `-- †Hybodontidae
            `--o Neoselachii (uushait)
               |-- Squalea [including Rajimorpha]
               `-- Galeomorphii

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

Mikko's Phylogeny Archive

Basal Elasmobranchii -families

After Carroll, 1988, and Nelson, 1994

Reference(s):