Cetacea Brisson 1762 see Suborder Cetacea Brisson, 1762
Count: [*†*] 2f;2g; †15g;1s
   1 Genus †Zygorhiza True, 1908
  Count: -
   2 Neoceti Fordyce & de Muizon, 2001
  Count: [*†*] 2f;2g; †14g;1s