[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Pisces
     Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
       Order Rajiformes Berg, 1940 - skates
         Family Gymnuridae Fowler, 1934 - butterfly rays
           Genus Gymnura van Hasselt, 1823
             1 Gymnura altavela (C. Linnaeus, 1758) - giant butterfly ray