nigromarginatus, Oxycheilinus Randall [J. E.], Westneat [M. W.] & Gomon [M. F.] 2003:365, Pl. 1 (figs. C-E) [Proceedings of the California Academy of Sciences v. 54 (no. 20); ref. 27177] Chesterfield Bank, southeast end of lagoon, Coral Sea, 19°53.5'S, 158°28.2'E, depth 10 meters. Holotype (unique): BPBM 33686. Paratypes: BPBM 33693 (1), 37942 (1); CAS 216844 (1); NMV A8578 (3), A11834 (1); NSMT-P65066 (1); USNM 371349 (1). •Valid as Cheilinus nigromarginatus (Randall, Westneat & Gomon 2003) -- (Kuiter 2010:182 [ref. 35285]). •Valid as Oxycheilinus nigromarginatus Randall, Westneat & Gomon 2003 -- (Randall 2005:428 [ref. 28239], Allen et al. 2006:1404 [ref. 29095], Parenti & Randall 2011:36 [ref. 31299], Fukui et al. 2016:[1] [ref. 35080]). Current status: Valid as Oxycheilinus nigromarginatus Randall, Westneat & Gomon 2003. Labridae. Distribution: Southwestern Pacific: Coral Sea. Habitat: marine.