Infraphylum [Gnathostomata] Gegenbaur, 1874 - jawed vertebrates see Superclass Gnathostomata Gegenbaur, 1874 Count: - Megaclass Osteichthyes Huxley, 1880 see Clade Osteichthyes Huxley 1880 [Moore & Near 2020] Count: [*] 4c;72o;513f;1g [10 May 2025] 1 Superclass Actinopterygii Woodward, 1891 see Clade Actinopterygii Woodward 1891 [Moore & Near 2020] Count: [*] 2c;70o;509f;1g [10 May 2025] 2 Superclass Sarcopterygii Romer, 1955 Count: [*] 2c;2o;4f [10 May 2025]