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iHippopotamidae
Image:Hippo pod edit.jpg Hippopotamus amphibius
Scientific classification
Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Artiodactyla Family: Hippopotamidae Gray, 1821
Genera
Choeropsis Hexaprotodon Hippopotamus Phanourios

Hippopotamuses are the members of the family Hippopotamidae. They are the only extant artiodactyls which walk on four toes on each foot. Only two species survive today, Hippopotamus amphibius and Choeropsis liberiensis.

[edit] Species list

• Hippopotamus
  • Hippopotamus — Hippopotamus amphibius
    • Hippopotamus amphibius amphibius
    • Hippopotamus amphibius capensis
    • Hippopotamus amphibius constrictus
    • Hippopotamus amphibius kiboko
    • Hippopotamus amphibius tschadensis
  • European Hippopotamus — Hippopotamus antiquus †
  • Cretan Dwarf Hippopotamus — Hippopotamus creutzburgi †
    • Hippopotamus creutzburgi creutzburgi †
    • Hippopotamus creutzburgi parvus †
  • Madagascar Hippo — Hippopotamus madagascariensis †
  • Siculo-Maltese Dwarf Hippopotamus — Hippopotamus melitensis †
  • Madagascar Dwarf Hippopotamus — Hippopotamus lemerlei †
  • Madagascar Dwarf Hippopotamus — Hippopotamus laloumena †
  • Siculo-Maltese Hippopotamus — Hippopotamus pentlandi †
  • Hippopotamus gorgops †
• Choeropsis
  • Pygmy Hippopotamus — Choeropsis liberiensis
    • Choeropsis liberiensis liberiensis
    • Choeropsis liberiensis heslopi (possible †)
  • Madagascar Pygmy Hippopotamus — Choeropsis madagascariensis †
• Hexaprotodon
  • Indian Pygmy Hippopotamus — Hexaprotodon namadicus †
  • Indian Hippopotamus -— Hippopotamus palaeindicus †
• Phanourios †
  • Cyprus Dwarf Hippopotamus — Phanourios minutus †

[edit] References

• Boisserie, J.R. 2005. The phylogeny and taxonomy of Hippopotamidae (Mammalia: Artiodactyla): a review based on morphology and cladistic analysis. Zoological Journal of the Linnean Society, Volume 143, Number 1, January 2005, pp. 1-26(26)
• TSN 624917. Integrated Taxonomic Information System. Accessed on 11 August 2004.
• Petronio, C (1995), Note on the taxonomy of Pleistocene hippopotamuses. Ibex 3:53-55. Link

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