Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Perissodactyla Owen, 1848 - odd-toed ungulates
       Family Rhinocerotidae Gray, 1821 - rhinoceroses
         Subfamily [Rhinocerotinae] Gray, 1821
           Genus Diceros Gray, 1821 [monotypic] - black rhinoceros
             Diceros bicornis (Linnaeus, 1758) - black rhinoceros
               1 [Diceros bicornis bicornis] (Linnaeus, 1758)
               2 Diceros bicornis brucii (Lesson, 1842)
               3 Diceros bicornis chobiensis Zukowsky, 1965
               4 Diceros bicornis longipes Zukowsky, 1949
               5 Diceros bicornis michaeli Zukowsky, 1965
               6 Diceros bicornis minor (Drummond, 1876)