longinaris, Opistognathus Smith-Vaniz [W. F.] 2010:51, Figs. 2E, 16 [Smithiana, Publications in Aquatic Biodiversity, Bulletin No. 12; ref. 30922] KwaZulu-Natal, Kosi mouth area, 26°53'S, 32°55.8'E, South Africa, southwestern Indian Ocean, depth 65 meters. Holotype (unique): SAIAB 40331. •Valid as Opistognathus longinaris Smith-Vaniz 2010 -- (Smith-Vaniz 2022:312 [ref. 39947], Smith-Vaniz 2023:72 [ref. 40049]). Current status: Valid as Opistognathus longinaris Smith-Vaniz 2010. Opistognathidae. Distribution: Southwestern Indian Ocean: KwaZulu-Natal (South Africa) endemic. Habitat: marine.