truncatus, Ctenochaetus Randall [J. E.] & Clements [K. D.] 2001:25, Pls. 3C, 6 F-H [Indo-Pacific Fishes No. 32; ref. 25453] Off point just north of main settlement, La Digue, Seychelles, western Indian Ocean, depth 3 meters. Holotype: BPBM 21657. Paratypes: AMS I.40283-001 (1); ASIZT 60549 (1); BMNH 2000.6.22.2 (1); BPBM 18922 (2), 20221 (1), 22845 (1); CAS 58677 (2); LACM 54452-1 (1); NSMT-P 59707 (1); ROM 39968 (8), 39970 (9), 66879 (1); SAIAB [formerly RUSI] 9755 (1), 30862 (3), 48310 (2), 51896 (3); USNM 247294 (2), 357406-08 (3, 1, 10), 357409 (2); WAM P.25010-001 (1). Type catalog: Moore et al. 2008:50 [ref. 30117]. •Valid as Ctenochaetus truncatus Randall & Clements 2001 -- (Allen & Adrim 2003:63 [ref. 26830], Manilo & Bogorodsky 2003:S120 [ref. 27377], Heemstra et al. 2004:3330 [ref. 27945], Heemstra & Heemstra 2004:403 [ref. 28072], Fricke et al. 2009:108 [ref. 30213], Imamura 2009:305 [ref. 30434], Allen & Erdmann 2012:1028 [ref. 31980], Fricke et al. 2013:271 [ref. 32706], Fricke et al. 2018:355 [ref. 35805], Eagderi et al. 2019:34 [ref. 37020], Zajonz et al. 2019:99 [ref. 36871], Rajan et al. 2021:9 [ref. 39508], Randall 2022:232 [ref. 40150], Zajonz et al. 2024:[11] [ref. 41238]). Current status: Valid as Ctenochaetus truncatus Randall & Clements 2001. Acanthuridae. Distribution: Indian Ocean: Eastern Cape and KwaZulu-Natal (South Africa), East Africa, Persian Gulf, Socotra (Yemen), Seychelles, Aldabra (Seychelles), Comoros, Madagascar and Mascarenes (La Réunion, Mauritius, Rodrigues) east to Andaman Sea, Christmas Island (Australia), Cocos Keeling Islands (Australia) and western Indonesia. Habitat: marine.