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 ()?

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