[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
   Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
  Count: [*] 8o;28f;69g;133s
     Order Charadriformes see Order Charadriiformes Huxley, 1867
    Count: [*] 4f;15g;43s
       Family Alcidae Vigors, 1825 - auks
      Count: [*] 6g;7s
         Genus Pinguinus Bonnaterre, 1791
        Count: [*] 1s
           1 Pinguinus impennis (Linnaeus, 1758) - great auk
          Count: -