strongylocephalus, Scarus Bleeker [P.] 1855:439 [Natuurkundig Tijdschrift voor Nederlandsch Indië v. 7 (no. 3); ref. 16941] Jakarta, Java, Indonesia. Holotype (unique): whereabouts unknown. Bleeker specimens: BMNH 1864.5.15.42 (1). •Synonym of Scarus gibbus Rüppell 1828 -- (Randall & Bruce 1983:22 [ref. 5412], Choat & Randall 1986:209 [ref. 8099]). •Valid as Chlorurus strongylocephalus (Bleeker 1855) -- (Randall et al. 1990:351 [ref. 15987], Randall 1995:295 [ref. 22896], Anderson et al. 1998:26 [ref. 23611], Myers 1999:209 [ref. 23965], Fricke 1999:454 [ref. 24106], Parenti & Randall 2000:53 [ref. 24943], Bellwood 2001:3479 [ref. 26278], Allen & Adrim 2003:51 [ref. 26830] as strongycephalus, Manilo & Bogorodsky 2003:S115 [ref. 27377], Heemstra et al. 2004:3326 [ref. 27945], Randall 2005:450 [ref. 28239], Fricke et al. 2009:90 [ref. 30213], Satapoomin 2009:235 [ref. 30463], Allen & Erdmann 2012:735 [ref. 31980], Fricke et al. 2013:267 [ref. 32706], Fricke et al. 2018:297 [ref. 35805], Zajonz et al. 2019:91 [ref. 36871], Psomadakis et al. 2020:529 [ref. 37272], Randall 2022:274 [ref. 39936], Zajonz et al. 2022:219 [ref. 40522], Zajonz et al. 2023:305 [ref. 40679], Fricke et al. 2024:85 [ref. 41255]). Current status: Valid as Chlorurus strongylocephalus (Bleeker 1855). Labridae. Distribution: Indian Ocean: East Africa, Oman, Socotra (Yemen), Seychelles, Madagascar and Mascarenes (La Réunion, Mauritius, Rodrigues) east to Myanmar and western Indonesia. Habitat: marine.