Class Mammalia Linnaeus, 1758 - mammals
  
 Subclass Theria Parker & Haswell, 1897
    
 Order Hyracoidea Huxley, 1869 - hyraxes
      
 Family Procaviidae Thomas, 1892 - hyraxes
        
 Genus Heterohyrax Gray, 1868 - gray hyraxes
          
 Heterohyrax brucei (Gray, 1868) - small-toothed rock hyrax
            
 01 [Heterohyrax brucei brucei]ᵀ (Gray, 1868)
            
 02 Heterohyrax brucei albipes Hollister, 1922
            
 03 Heterohyrax brucei antineae Heim de Balsac & Bégouen, 1932
            
 04 Heterohyrax brucei bakeri (Gray, 1874)
            
 05 Heterohyrax brucei bocagei (Gray, 1869)
            
 06 Heterohyrax brucei chapini (Hatt, 1933)
            
 07 Heterohyrax brucei dieseneri Brauer, 1917
            
 08 Heterohyrax brucei frommi (Brauer, 1913)
            
 09 Heterohyrax brucei granti (Wroughton, 1910)
            
 10 Heterohyrax brucei hindei (Wroughton, 1910)
            
 11 Heterohyrax brucei hoogstraali Setzer, 1956
            
 12 Heterohyrax brucei kempi (Thomas, 1910)
            
 13 Heterohyrax brucei lademanni Brauer, 1917
            
 14 Heterohyrax brucei manningi (Wroughton, 1910)
            
 15 Heterohyrax brucei mossambicus (Peters, 1870)
            
 16 Heterohyrax brucei muenzneri (Brauer, 1913)
            
 17 Heterohyrax brucei princeps (Thomas, 1910)
            
 18 Heterohyrax brucei prittwitzi Brauer, 1917
            
 19 Heterohyrax brucei pumilus (Thomas, 1910)
            
 20 Heterohyrax brucei ruddi (Wroughton, 1910)
            
 21 Heterohyrax brucei rudolfi (Thomas, 1910)
            
 22 Heterohyrax brucei somalicus (Thomas, 1892)
            
 23 Heterohyrax brucei ssongeae Brauer, 1917
            
 24 Heterohyrax brucei thomasi (Neumann, 1901)
            
 25 Heterohyrax brucei victorianjansae Brauer, 1917