Class Mammalia Linnaeus, 1758 - mammals
   Order Cetacea Brisson, 1762 - whales, dolphins, and porpoises see Infraorder Cetacea Brisson, 1762
     Suborder Odontoceti Flower, 1867 - toothed whales see Parvorder Odontoceti Flower, 1867
       Family Platanistidae Gray, 1846 - river dolphins
         Genus Pontoporia Gray, 1846 - Franciscana
           1 Pontoporia blainvillei (Gervais & d'Orbigny, 1844) - Franciscana