After Cooke & Wilkinson, 1978, Nowak, 1991, Geraads, 1993 and McKenna & Bell, 1997
<==o Potamochoerini (pensselisiat) |?- †Celebochoerus |?-o †Propotamochoerus Pilgrim, 1925 | |?- †P. salinus | |-- †P. hysudricus | |-- †P. parvulus (Chang, 1974) [Potamochoerus parvulus Chang, 1974; Propotamochoerus wui Van Der Made & Han, 1994] | `-- †P. provincialis |-- †“Kolpochoerus” afarensis Cooke, 1978 `--+--o Potamochoerus Gray, 1854 [Choiropotamus, Eostopotamochoerus, Koiropotamus, Postpotamochoerus] (pensselisiat) | |?- †P. (Postpotamochoerus) hyotheroides | `-- P. (Potamochoerus) porcus (Linnaeus, 1758) (pensselisika) `--o †Kolpochoerus E.C.N. van Hoepen & H. E. van Hoepen, 1932 [taxonomic history] [paraphyletic] |-- †Kolpochoerus limnetes (Hopwood, 1926) [taxonomic history] `--+-- †Kolpochoerus phacochoeroides (Thomas, 1884) [taxonomic history] `--+?- †K. sp. |?- †K. olduvaiensis (Leakey, 1942) [taxonomic history] |-- †K. paiceae (Broom, 1931) [taxonomic history] `--o Hylochoerus meinertzhageni Thomas, 1904 (jättiläismetsäkarju)[3 subsp.] |-- H. m. ssp.1 ()? |-- H. m. ssp.2 ()? `-- H. m. ssp.3 ()?
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. - Cooke, H. B. S. & Wilkinson, A. F., 1978: Suidae and Tayassuidae. 435-482.
in Maglio, V. J. & Cooke, H. B. S., (eds.) 1978: Evolution of African mammals.
–Harvard University Press, Cambridge, Massachusetts & London, England, 1978, xiv-641 - Geraads, D., 1993: Kolpochoerus phacochoeroides (Thomas, 1884) (Suidae, Mammalia), du Pliocène supérieur de Ahl al Oughlam (Casablanca, Maroc).
–Geobios: Vol. 26, #6, pp. 731-743 [doi: 10.1016/S0016-6995(93)80056-W] - McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631 - Nowak, R. M., 1991: Walker's Mammals of the World; Part 1.
–The Johns Hopkins University Press, Baltimore and London, 1991, xlviii-642-lxiii - Nowak, R. M., 1991: Walker's mammals of the World; Part 2.
–The Johns Hopkins University Press, Baltimore and London, 1991, xii-643-1629