-
Opistognathus aurifrons Robins & Ray, 1986
- Gnathypops aurifrons Jordan & Thompson, 1905; (valid as)
-
Opistognathus brasiliensis Smith-Vaniz, 1997
-
Opistognathus castelnaui Bleeker, 1859-60
-
Opistognathus cuvieri Valenciennes, 1836
-
Opistognathus decorus Smith-Vaniz & Yoshino, 1985
-
Opistognathus evermanni Machida, 1984
- Gnathypops evermanni Jordan & Snyder, 1902; (valid as)
-
Opistognathus fenmutis Acero P. & Franke, 1993
-
Opistognathus galapagensis Allen & Robertson, 1991
-
Opistognathus gilberti Bæhlke, 1967
-
Opistognathus hopkinsi Machida, 1984
- Gnathypops hopkinsi Jordan & Snyder, 1902; (valid as)
-
Opistognathus iyonis Yoshino, 1984
- Gnathypops iyonis Jordan & Thompson, 1913; (valid as)
-
Opistognathus latitabundus Allen & Swainston, 1988
- Tandya latitabunda Whitley, 1937; (valid as)
-
Opistognathus leprocarus Smith-Vaniz, 1997
-
Opistognathus liturus Smith-Vaniz & Yoshino, 1985
-
Opistognathus lonchurus Jordan & Gilbert, 1882
- Opisthognathus lonchurus Jordan & Gilbert, 1882; (misspelling)
- Opisthognathus lonchurus Jordan & Gilbert, 1882; (valid as)
- Gnathypops mystacinus Jordan, 1884; (synonym)
- Opistognathus lonchurus Robins & Ray, 1986
-
Opistognathus macrognathus
- Opisthognathus macrops Poey, 1860; (misspelling)
- Opisthognathus macrops Poey, 1860; (synonym)
- Opisthognathus megastoma Gìnther, 1860; (misspelling)
- Opisthognathus megastoma Gìnther, 1860; (synonym)
- Opistognathus macrops Poey, 1860; (synonym)
- Opistognathus megastoma Gìnther, 1860; (synonym)
- Opisthognathus scaphiurus Goode & Bean, 1882; (misspelling)
- Opisthognathus scaphiurus Goode & Bean, 1882; (synonym)
- Opistognathus scaphiurus Goode & Bean, 1882; (synonym)
- Opisthognathus fasciatum Longley & Hildebrand, 1940; (misspelling)
- Opisthognathus fasciatum Longley & Hildebrand, 1940; (synonym)
- Opistognathus fasciatum Longley & Hildebrand, 1940; (synonym)
-
Opistognathus margaretae Smith-Vaniz, 1984
-
Opistognathus maxillosus Poey, 1860
- Opisthognathus maxillosus Poey, 1860; (misspelling)
- Opisthognathus maxillosus Poey, 1860; (valid as)
- Gnathypops maxillosus Gill, 1862; (valid as)
- Opistognathus maxillosus Robins & Ray, 1986
-
Opistognathus megalepis Smith-Vaniz, 1972
-
Opistognathus melachasme Smith-Vaniz, 1972
-
Opistognathus mexicanus Allen & Robertson, 1991
-
Opistognathus muscatensis Boulenger, 1888
- Opisthognathus muscatensis Boulenger, 1888; (misspelling)
- Opisthognathus muscatensis Boulenger, 1888; (valid as)
- Opistognathus muscatensis Smith-Vaniz, 1986
-
Opistognathus nigromarginatus Rìppell, 1830
- Opistognathus sonneratii Cuvier, 1816; (unavailable, no features)
- Opistognathus sonneratii Cuvier, 1829; (synonym)
- Opistognathus sonneratii Cuvier, 1829; (unavailable, no features)
- Opisthognathus ocellatus Ehrenberg, 1836; (unavailable, in synonymy)
- Opistognathus ocellatus Ehrenberg, 1836; (unavailable, in synonymy)
- Opisthognathus macrostomus Smith, 1935; (misspelling)
- Opisthognathus macrostomus Smith, 1935; (synonym)
- Opistognathus macrostomus Smith, 1935; (synonym)
-
Opistognathus nothus Smith-Vaniz, 1997
-
Opistognathus panamaensis Allen & Robertson, 1991
-
Opistognathus punctatus Peters, 1869
- Opisthognathus punctatus Peters, 1869; (misspelling)
- Opistognathus punctatus Allen & Robertson, 1994
-
Opistognathus reticulata
- Tandya reticulata McKay, 1969; (valid as)
-
Opistognathus rhomaleus Allen & Robertson, 1994
- Opisthognathus rhomaleus Jordan & Gilbert, 1882; (valid as)
-
Opistognathus robinsi Smith-Vaniz, 1997
-
Opistognathus rosenbergii
- Opistognathus rosenbergii Bleeker, 1856; (misspelling)
-
Opistognathus rosenblatti Allen & Robertson, 1991
-
Opistognathus scops Allen & Robertson, 1994
- Gnathypops scops Jenkins & Evermann, 1889; (valid as)
- Opisthognathus scops panamensis Fowler, 1944; (misspelling)
- Opisthognathus scops panamensis Fowler, 1944; (synonym)
- Opistognathus panamensis Fowler, 1944; (synonym)
-
Opistognathus signatus Smith-Vaniz, 1997
-
?Opistognathus solorensis Bleeker, 1853
-
Opistognathus whitehurstii Longley & Hildebrand, 1940
- Gnathypops whitehursti Longley, 1931; (unavailable, no features)
- Opisthognathus whitehurstii Longley & Hildebrand, 1940; (misspelling)
- Opisthognathus whitehurstii Longley & Hildebrand, 1940; (valid as)
- Upsilonognathus chaplini Fowler, 1946; (synonym)
- Opisthognathus whitehursti Robins & Ray, 1986; (misspelling)
- Opistognathus whitehurstii Robins & Ray, 1986