Opisthoproctidae

Bathylychnops Cohen, 1958

Dolichopteroides Parin, Belyanina & Evseenko, 2009

Dolichopteryx Brauer, 1901

Hyalorhynchus Ogilby, 1910

Ioichthys Parin, 2004

Macropinna Chapman, 1939

Opisthoproctus Vaillant, 1888

Rhynchohyalus Barnard, 1925

Rhynchoyalus