Fishes
   Class Elasmobranchii Bonaparte, 1838 see Infraclass Elasmobranchii Bonaparte, 1838
     Genus Apturus Rafinesque, 1815, nom. nud., incertae sedis
     Genus Epinotus Rafinesque, 1815, nom. nud., incertae sedis
     Genus Megabatus Rafinesque, 1815, nom. nud., incertae sedis
     Genus Sephenia Rafinesque, 1815, nom. nud., incertae sedis
     Order Hexanchiformes Compagno, 1973 - six-gill sharks
     Order Heterodontiformes Compagno, 1973 - bullhead sharks
     Order Orectolobiformes Compagno, 1973 - carpet sharks
     Order Lamniformes Berg, 1958 - mackerel sharks
     Order Carchariniformes Compagno, 1973 see Order Carcharhiniformes Compagno, 1973
     Order Squaliformes Compagno, 1973 - dogfish sharks
     Order Pristiophoriformes Compagno, 1973 - saw sharks
     Order Squatiniformes Buen, 1926 - angel sharks
     Order Torpediniformes de Buen, 1926 - electric rays
     Order Rajiformes Berg, 1940 - skates
     Order Pristiformes - guitarfishes and sawfishes see Order Rhinopristiformes Naylor, Caira, Jensen, Rosana, Straube & Lakner, 2012
       1 Family Pristidae Bonaparte, 1835 - sawfishes