[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Pisces
     Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
       Order Squaliformes Compagno, 1973 - dogfish sharks
         Family Dalatiidae Gray, 1851 - kitefin sharks
           Genus Centroscymnus Bocage & Capello, 1864 - velvet dogfishes
             1 Centroscymnus coelolepis Bocage & Capello, 1864 - Portuguese shark
             2 Centroscymnus crepidater (Bocage & Capello, 1864) - longnose velvet dogfish see Centroselachus crepidater (Bocage & Capello, 1864)
             3 Centroscymnus cryptacanthus Regan, 1906 - shortnose velvet dogfish