After McKenna & Bell, 1997
<==o Autoceta |?- †Agorophius pygmaeus (Müller, 1849) Cope, 1895 [Agorophiidae Abel, 1914] |-- Mysticeti Flower, 1864 (baleen whales; hetulavalaat) `-- Odontoceti Flower, 1867 (toothed whales; hammasvalaat)
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. - Dubrovo, I. A. & Sanders, A. E., 2000: A new species of Patriocetus
(Mammalia, Cetacea) from the Late Oligocene of Kazakhstan.
–Journal of Vertebrate Paleontology: Vol. 20, #3, pp. 577-590 - McKenna, M. C. & Bell, S. K., eds., 1997: Classification of mammals; above the species level.
–Columbia University Press, New York, 1997, - Uhen, M., 2000-2006: Cetacea.
in Alroy, J. (ed.) 2000-2006: The Paleobiology Database.
–iNet: The Paleobiology Database: http://paleodb.org/cgi-bin/bridge.pl?user=Guest&action=displayPage&page=OSA_Cetacea