Species that contain: Opistognathus and macrognathus [ 5 ] records

fasciatum, Opisthognathus Longley [W. H.] & Hildebrand [S. F.] 1940:259, Fig. 18 [Papers Tortugas Laboratory, Carnegie Institution of Washington v. 32; ref. 2822] Tortugas, Florida, U.S.A. Holotype: USNM 108873. Paratypes: USNM 109312 (12). Longley was listed as the author, but information on p. 261 causes us to include Hildebrand as an author. Correct spelling of genus is Opistognathus. •Synonym of Opistognathus macrognathus Poey 1860 -- (Smith-Vaniz 1997:1097 [ref. 22985]). Current status: Synonym of Opistognathus macrognathus Poey 1860. Opistognathidae. Habitat: marine.

macrognathus, Opisthognatus Poey [F.] 1860:284 [Memorias sobre la historia natural de la Isla de Cuba v. 2; ref. 3499] Cuba. No types known. Correct spelling of original genus is Opistognathus. •Valid as Opistognathus macrognathus Poey 1860 -- (Robins & Ray 1986:216 [ref. 23100], Cervigón 1994:18 [ref. 24488], Smith-Vaniz 1997:1097 [ref. 22985], Aguilera 1998:52 [ref. 24221], Schmitter-Soto et al. 2000:158 [ref. 27754], Smith-Vaniz 2003:1378 [ref. 27083], Nelson et al. 2004:130 [ref. 27807], McEachran & Fechhelm 2005:205 [ref. 28815], Page et al. 2013:134 [ref. 32708], Robertson et al. 2020:159 [ref. 38098], Robertson et al. 2022:87 [ref. 39353], Martínez-Servín et al. 2023:115 [ref. 40726], Page et al. 2023:159 [ref. 40505]). Current status: Valid as Opistognathus macrognathus Poey 1860. Opistognathidae. Distribution: Western Atlantic: including Caribbean Sea. Habitat: marine.

macrops, Opisthognathus Poey [F.] 1860:287 [Memorias sobre la historia natural de la Isla de Cuba v. 2; ref. 3499] Cuba. Syntypes: MCZ 12514 (1). Type catalog: Howell Rivero 1938:217 [ref. 22926] with MCZ 12514 as holotype. Correct spelling of genus is Opistognathus. •Synonym of Opistognathus macrognathus Poey 1860 -- (Smith-Vaniz 1997:1097 [ref. 22985]). Current status: Synonym of Opistognathus macrognathus Poey 1860. Opistognathidae. Habitat: marine.

megastoma, Opisthognathus Günther [A.] 1860:255 [Catalogue of the fishes in the British Museum v. 2; ref. 1963] Gulf of Mexico. Syntypes: BMNH 1855.9.19.394 (2). Correct spelling of original genus is Opistognathus. •Synonym of Opistognathus macrognathus Poey 1860 -- (Smith-Vaniz 1997:1097 [ref. 22985]). Current status: Synonym of Opistognathus macrognathus Poey 1860. Opistognathidae. Habitat: marine.

scaphiurus, Opisthognathus Goode [G. B.] & Bean [T. H.] 1882:417 [Proceedings of the United States National Museum v. 5 (no. 297); ref. 1840] Garden Key, Dry Tortugas, Florida, U.S.A. Holotype (unique): USNM 5936. Correct spelling of genus is Opistognathus. •Synonym of Opistognathus macrognathus Poey 1860 -- (Smith-Vaniz 1997:1097 [ref. 22985]). Current status: Synonym of Opistognathus macrognathus Poey 1860. Opistognathidae. Habitat: marine.