Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Reptilia Linnaeus, 1758 - reptiles
               Subclass Anapsida Osborn, 1903 - anapsids
                 Order Testudines Wagler, 1830 - turtles
                   Suborder Cryptodira Cope, 1868
                     Family Testudinidae Batsch, 1788 - tortoises
                       Genus Testudo Linnaeus, 1758
                         01 Subgenus Testudo Linnaeus, 1758
                         02 Subgenus Pseudotestudo Loveridge & Williams, 1957
                         03 Subgenus Geochelone Fitzinger, 1835
                         04 Subgenus Psammobates Fitzinger, 1835 see Genus Psammobates Fitzinger, 1835
                         05 Subgenus Chersina Gray, 1831 see Genus Chersina Gray, 1831
                         06 Subgenus Asterochelys see Genus Astrochelys Gray, 1873
                         07 Subgenus Acinixys Siebenrock, 1902 see Genus Pyxis Bell, 1827
                         08 Subgenus Aldabrachelys (Loveridge & Williams, 1957)
                         09 Subgenus Agrionemys Khosatzky & Mlynarsky, 1966
                         10 Subgenus Manouria (Gray, 1852) see Genus Manouria Gray, 1854
                         11 Subgenus Indotestudo (Lindholm, 1929) see Genus Indotestudo Lindholm, 1929
                         12 Subgenus Chelonoidis Fitzinger, 1835 see Genus Chelonoidis Fitzinger, 1835