[Neoselachii] Compagno, 1977 - modern sharks and rays see Cohort Neoselachii Compagno, 1977
   Order Squaliformes Compagno, 1973 - dogfish sharks
     Family Oxynotidae Gill, 1872 [monotypic] - rough sharks
       Genus Oxynotus Rafinesque, 1810
         1 Oxynotus bruniensis (Ogilby, 1893) - prickley dogfish
         2 Oxynotus caribbaeus Cervigón, 1961 - Caribbean roughshark
         3 Oxynotus centrinaᵀ (C. Linnaeus, 1758) - humantin
         4 Oxynotus paradoxus Frade, 1929 - kite-fin shark