formosensis, Osopsaron Kao [H.-W.] & Shen [S.-C.] 1985:175, Figs. 1-2 [Journal of Taiwan Museum v. 38 (no. 1); ref. 5229] Tachi harbor [Kueishan Island], northeastern Taiwan. Holotype: TMF [Taiwan Mus.] 00165. Paratypes: TMF 00166 (19). Type catalog: Ho & Shao 2011:51 [ref. 31432]. Genus Osopsaron is neuter; therefore mandatory correction to formosense. •Valid as Pteropsaron formosensis (Kao & Shen 1985) -- (Smith & Johnson 2007:371 [ref. 29143], Victor & Kumar 2019:77 [ref. 37031]). •Valid as Osopsaron formosensis Kao & Shen 1985 -- (Suzuki et al. 1996:2 [ref. 24361], Nakabo 2000:1066 [ref. 25182], Nakabo 2002:1066 [ref. 26193], Ho & Shao 2011:51 [ref. 31432], Fricke et al. 2019:253 [ref. 36673]). •Valid as Osopsaron formosense Kao & Shen 1985 -- (Kumaki et al. 2022:1 [ref. 39590]). Current status: Valid as Osopsaron formosense Kao & Shen 1985. Hemerocoetidae. Distribution: Western Pacific: Taiwan to southern Japan; New Ireland (Papua New Guinea). Habitat: marine.