frontalis, Scarus Valenciennes [A.] in Cuvier & Valenciennes 1840:280 [Histoire naturelle des poissons v. 14; ref. 4882] Oualan [Kosrae], Caroline Islands, western Pacific. No types preserved. Based on a painting by Mertens (Karl Heinrich Mertens, 1796-2830, German explorer and naturalist). •Valid as Scarus frontalis Valenciennes 1840 -- (Kishimoto in Masuda et al. 1984:219 [ref. 6441], Choat & Randall 1986:206 [ref. 8099], Randall et al. 1990:349 [ref. 15987]). •Valid as Chlorurus frontalis (Valenciennes 1840) -- (Bellwood 1994:66 [ref. 19116], Allen 1997:202 [ref. 23977], Randall et al. 1997:349 [ref. 25919], Myers 1999:209 [ref. 23965], Randall 1999:23 [ref. 25829], Parenti & Randall 2000:52 [ref. 24943], Nakabo 2000:1016 [ref. 25182], Bellwood 2001:3476 [ref. 26278], Nakabo 2002:1016 [ref. 26193], Myers & Donaldson 2003:637 [ref. 27495] dated 1839, Lobel & Lobel 2004:74 [ref. 27576], Randall et al. 2004:23 [ref. 27624], Randall 2005:449 [ref. 28239], Allen et al. 2006:1428 [ref. 29090], Motomura et al. 2010:176 [ref. 31256], Allen & Erdmann 2012:732 [ref. 31980]). Current status: Valid as Chlorurus frontalis (Valenciennes 1840). Labridae. Distribution: Indo-West Pacific: eastern Australia to Micronesia, Line Islands and Pitcairn Group. Habitat: marine.