nigromarginatus, Chlorophthalmus acutifrons Kamohara [T.] 1953:5, Figs. 3A, 4 [Japanese Journal of Ichthyology v. 3 (no. 1); ref. 12699] Mimase fish market, Kochi Prefecture, Japan. Holotype: BSKU 1541. Paratypes and non-types: BSKU 1653-59 (7), 1707-12 (6), 7218 (1). Type catalog: Kamohara 1961:2 [ref. 19282]. •Synonym of Chlorophthalmus acutifrons Hiyama 1940, but a valid subspecies as described -- (Paxton et al. 1989:232 [ref. 12442]). •Valid as Chlorophthalmus nigromarginatus Kamohara 1953 -- (Okamura in Masuda et al. 1984:62 [ref. 6441], Okamura in Okamura et al. 1985:647, 753 [ref. 8056], Paxton & Niem 1999:1922 [ref. 24746], Nakabo 2000:362 [ref. 25086], Paxton in Randall & Lim 2000:591 [ref. 25122], Hutchins 2001:20 [ref. 25847], Chen 2002:90 [ref. 26587], Sato & Nakabo 2002:25 [ref. 25953], Shinohara et al. 2001:299 [ref. 25995], Nakabo 2002:362 [ref. 26001], Shinohara et al. 2005:408 [ref. 28370], Paxton et al. 2006:480 [ref. 28995], Kobyliansky 2013:373 [ref. 32874], Larson et al. 2013:47 [ref. 32988], Bineesh et al. 2014:514 [ref. 33219], Gomon et al. 2014:[C] 1029 [ref. 37655], Fricke et al. 2019:66 [ref. 36673], Fujiwara et al. 2019:397 [ref. 36526], Fricke & Durville 2020:9 [ref. 37648], Prokofiev 2020:740 [ref. 37924]). Current status: Valid as Chlorophthalmus nigromarginatus Kamohara 1953. Chlorophthalmidae. Distribution: Southeastern Indian Ocean, western Pacific: Indonesia east to Philippines and New Ireland (Papua New Guinea), north to southern Japan, south to northern Australia. Habitat: marine.