Osteoglossiformes

Arapaimidae

Brychaetus Woodward, 1901

Brychetus Agassiz, 1845

Cretophareodus Li, 1996

Gymnarchidae

Hiodontidae

Huashiidae

Joffrichthys Guo-Qing & Wilson, 1996

Mormyridae

Notopteridae

Opsithrissops Daniltshenko, 1968

Ostariostomidae

Osteoglossidae

Palaeonotopterus Forey, 1997

Pantodontidae

Phareodusichthys Gayet, 1991

Saurocephalidae

Wakinoichthiidae