[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: 3k;35p;34c;158o;1359f;4704g;2825s;11ss
   Pisces
  Count: [*] 3c;45o;226f;705g;1351s
     Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
    Count: [*] 10o;30f;66g;145s
       Order Squaliformes Compagno, 1973 - dogfish sharks
      Count: [*] 4f;13g;27s
         Family Dalatiidae Gray, 1851 - kitefin sharks
        Count: [*] 9g;16s
           Genus Scymnodon Bocage & Capello, 1864 - velvet dogfishes
          Count: [*] 2s
             Scymnodon ringens Bocage & Capello, 1864 - knifetooth dogfish
            Count: -