Gymnothorax formosus was created in 1864.
Cantharellus formosus was created in 1966.
Neutrodiaptomus formosus was created in 1928.
Polydrusus formosus was created in 1779.
Gymnothorax johnsoni was created in 1962.
Gymnothorax pindae was created in 1962.
Gymnothorax microstictus was created in 2000.
Gymnothorax mareei was created in 1953.
Gymnothorax melatremus was created in 1953.
Gymnothorax gracilicauda was created in 1903.
Gymnothorax kontodontos was created in 2000.
Gymnothorax australicola was created in 1992.
Gymnothorax megaspilus was created in 1995.