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
                 Family †Eurhinodelphinidae Abel, 1901
                   1 ?Genus †Iniopsis Lydekker, 1893
                   2 Genus †Eurhinodelphis Du Bus, 1867
                   3 Genus †Mycteriacetus Lambert, 2004
                   4 Genus †Schizodelphis Gervais, 1861
                   5 Genus †Xiphiacetus Lambert, 2005
                   6 Genus †Ziphiodelphis Dal Piaz, 1909