[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Pisces
     Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
       Order Ateleopodiformes Berg, 1937 - jellynose fishes
         Family Ateleopodidae Bonaparte, 1850 - jellynose fishes
           Genus Guentherus Osório, 1917
             Guentherus altivelis Osório, 1917 - highfin tadpole fish see Guentherus altivela Osório, 1917