Mammalia Linnaeus 1758 [Rowe 1988], nom. cl. inval. see Class Mammalia Linnaeus, 1758
   Cetartiodactyla Montgelard, Catzeflis & Douzery 1997 see Order Cetartiodactyla Montgelard, Catzeflis & Douzery, 1997
     Whippomorpha Waddell, Okada & Hasegawa 1999 see Suborder Whippomorpha
       Cetacea Brisson 1762 see Suborder Cetacea Brisson, 1762
         Pelagiceti Uhen, 2008
           Neoceti Fordyce & de Muizon, 2001
             Odontoceti Flower, 1867 see Parvorder Odontoceti Flower, 1867
               Synrhina Geisler et al., 2011
                 Delphinida de Muizon, 1984
                   Superfamily Delphinoidea Gray, 1821
                     Subfamily †Pithanodelphininae Barnes, 1985
                       1 Genus †Atocetus de Muizon, 1988
                       2 Genus †Pithanodelphis Abel, 1905
                       3 Genus †Sarmatodelphis Khirpichnikov, 1954
                       4 ?Genus †Leptodelphis Khirpichnikov, 1954
                       5 ?Genus †Sophianaecetus Kazár, 2006