Mammalia Linnaeus, 1758 - mammals
   Theria Parker & Haswell, 1897
     Carnivora Bowdich, 1821 - carnivores
       Feliformia Kretzoi, 1945
         Felidae Batsch, 1788 - cats
           Felinae Batsch, 1788
             Leptailurus Severtzov, 1858
               1 Leptailurus serval (Schreber, 1776) - serval