acutifrons, Chlorophthalmus Hiyama [Y.] 1940:171, Figs. 2, 3A [Japanese Journal of Zoology, Transactions and Abstracts v. 9 (no. 1) (art. 8); ref. 13587] Kumano-Nada, Japan, depth 500 meters. Syntypes: described specimen plus smaller specimens. •Valid as Chlorophthalmus acutifrons Hiyama 1940 -- (Okamura in Masuda et al. 1984:62 [ref. 6441], Okamura in Okamura & Kitajima 1984:171, 347 [ref. 8057], Shinohara et al. 1996:163 [ref. 26605], Kim & Kim 1997:166 [ref. 25732], Paxton & Niem 1999:1922 [ref. 24746], Nakabo 2000:362 [ref. 25086], Paxton in Randall & Lim 2000:591 [ref. 25122], Hutchins 2001:20 [ref. 25847] as cf. acutifrons, Sato & Nakabo 2002:25 [ref. 25953], Shinohara et al. 2001:299 [ref. 25995], Chen 2002:89 [ref. 26587], Nakabo 2002:362 [ref. 26001], Choi et al. 2003:199, 533 [ref. 26218], Shinohara et al. 2005:408 [ref. 28370], Kobyliansky 2013:373 [ref. 32874], Kobyliansky 2013:373 [ref. 32874], Gomon et al. 2014:[C] 1029 [ref. 37655], Gomon 2015:549 [ref. 34251], Fujiwara et al. 2019:397 [ref. 36526], Psomadakis et al. 2020:312 [ref. 37272], Fricke & Durville 2020:8 [ref. 37648], Sonoyama et al. 2020:26 [ref. 37637], Prokofiev 2020:740 [ref. 37924], Nikki et al. 2021:491 [ref. 41005], Gloerfelt-Tarp & Kailola 2022:79 [ref. 41223], Gomon 2022:206 [ref. 39699]). Current status: Valid as Chlorophthalmus acutifrons Hiyama 1940. Chlorophthalmidae. Distribution: Indo-West Pacific: southern India and Myanmar east to Australia, north to Japan, south to New Zealand. Habitat: marine.