Class [Mammalia] Linnaeus, 1758 - mammals
Count: [*] 21o;132f;1061g;4316s; ‡1f;5g;38s
   Order Artiodactyla Owen, 1848 - even-toed ungulates see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
  Count: [*] 10f;77g;202s; ‡3s
     Family Bovidae Gray, 1821 - antelope, cattle, bison, buffalo, goats, and sheep
    Count: [*] 46g;132s; ‡2s
       Genus Madoqua Ogilby, 1837 - dik-diks
      Count: [*] 4s
         Madoqua kirkii (Günther, 1880) - Kirk's dik-dik see Madoqua kirkii Günther, 1880
        Count: -