Species
There are currently 27 recognized species in this genus: * '' Gnathophis andriashevi'' Karmovskaya, 1990 * '' Gnathophis asanoi'' Karmovskaya, 2004 * '' Gnathophis bathytopos'' D. G. Smith & Kanazawa, 1977 (blackgut conger) * '' Gnathophis bracheatopos'' D. G. Smith & Kanazawa, 1977 (longeye conger) * '' Gnathophis capensis'' ( Kaup, 1856) (Southern Atlantic conger) * '' Gnathophis castlei'' Karmovskaya & Paxton, 2000 (Castle's conger) * '' Gnathophis cinctus'' ( Garman, 1899) (hardtail conger) * '' Gnathophis codoniphorus'' Maul, 1972 * '' Gnathophis grahami'' Karmovskaya & Paxton, 2000 (Graham's conger) * '' Gnathophis habenatus'' ( J. Richardson, 1848) (little conger eel) * '' Gnathophis heterognathos'' ( Bleeker, 1858–59) * '' Gnathophis heterolinea'' ( Kotthaus, 1968) * '' Gnathophis leptosomatus'' Karrer, 1982 * '' Gnathophis longicauda'' ( E. P. Ramsay & J. D. Ogilby, 1888) (little conger) * '' Gnathophis macroporis'' Karmovskaya & Paxton, 2000 (largepore conger) * '' Gnathophis melanocoelus'' Karmovskaya & Paxton, 2000 (blackgut conger) * '' Gnathophis microps'' Karmovskaya & Paxton, 2000 (smalleye conger) * '' Gnathophis musteliceps'' (References
* Tony Ayling & Geoffrey Cox, ''Collins Guide to the Sea Fishes of New Zealand'', (William Collins Publishers Ltd, Auckland, New Zealand 1982) Congridae Danian first appearances Extant Danian first appearances {{congridae-stub