[Osteichthyes] Huxley, 1880 Actinopterygii Woodward, 1891 see Clade Actinopterygii Woodward 1891 [Moore & Near 2020] †Palaeonisci †Palaeoniscomorpha Lund, Poplin & McCarthy, 1995 †Palaeonisciformes Jarvik, 1961 see Order Palaeonisciformes Jarvik, 1961 Genus †Stegotrachelus Woodward & White, 1926 †Stegotrachelus finlayi Woodward & White, 1926