256 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



Acanthurus (Harpurus) velifer Klunzinger, Fische Roth. Meer., 1884, p. 85. 

 Zebrasoma veliferum Jordan and Evermann, Bull. U. S. Fish Comm., vol. 



23, pt. 1, 1903 (1905), p. 396, fig. 173 (Honolulu and Samoa).— Herre, 



Philippine Journ. Sci., vol. 34, No. 4, Dec. 1927, p. 443, pi. 11 (Olongapo, 



Balanacan, Elefante, Tablas, Bantayan, Agutaya, Jolo, Cebu?). 

 Acanthurus suillus Valenciennes, Hist. Nat. Poiss., vol. 10, 1830, p. 254. 



Mauritius (on Vlaming and Renard). — Gunther, Cat. Fish. Brit. Mus., 



vol. 3, 1861, p. 345 (copied). 

 Acanthurus ruppclii Bennett, Proc. Zool. Soc. London, pt. 3, 1835, p. 207 



(on Acanthurus velifer Ruppell). 

 Acanthurus ruppellii Bleeker, Nat. Tijds. Nederland. Indie, vol. 8, 1855, 



p. (445) 451 (Cocos Island); Act. Soc. Sci. Ind. N^erland., vol. 1, No. 3, 



1856, p. 4 (Manado); vol. 3, No. 7, 1857-58, p. 1 (Amboina); Verslag. 



en Mededeel. Akad. Wet. Amsterdam, vol. 15, 1863, p. 266 (Ternate). — 



GtJNTHER, Cat. Fish. Brit. Mus., vol. 3, 1861, p. 345 (Red Sea). 

 Acanthurus ruppelli Bleeker, Nat. Tijds. Nederland. Indie, vol. 20, 1859- 



60, p. 202 (Cocos Island). 

 Acanthurus blochii Bennett, Proc. Zool. Soc. London, 1835, p. 207. Tran- 



quebar (on Acanthurus velifer Block). 

 Acanthurus hypselopterus Bleeker, Nat. Tijds. Nederland. Indie, vol. 6, 



1854, p. 327. Larantuka, Floris Island. — Gunther, Cat. Fish. Brit. 



Mus., vol. 3, 1861, p. 344 (copied); Journ. Mus. Godelfroy, vol. 4, 1875, 



p. 117 (Samoa, Misol, Pelew Islands, Fiji). — Steindachnbr, Denks. 



Akad. Wiss. Wien, Math.-Naturw. Kl., vol. 70, 1902, p. 494, pi. 4, fig. 1. 

 Zebrasoma hypselopterum Ogilby, Mem. Queensland Mus., vol. 3, 1915, 



p. 135 (Raine Island); vol. 5, 1916, p. 174, pi. 23 (Raine Island example). 

 Acanthurus desjardinii Bennett, Proc. Zool. Soc. London, pt. 3, 1835, p. 207. 



Mauritius. — GUnther, Cat. Fish. Brit. Mus., vol. 3, 1861, p. 344 (type). — 



Playfair, Fishes of Zanzibar, 1866, p. 57 (Zanzibar). 

 Acanthurus 7naristarum Thiolliere, Fauna Woodlark, 1857, p. 180. Wood- 

 lark Island. 

 Acanthurus viaged (Montrouzier) Thiolliere, Fauna Woodlark, 1857, 



p. 180 (name in synonymy). 

 Naseus strigatus De Vis, Proc. Linn. Soc. New South Wales, vol. 9, 1885, p. 



539. Queensland Coast. 



Depth 1% to V/s; head 2J^ to 3%, width 2 to 2i^. Snout 13^ 

 to 1^^ in head; eye 2^4 to 4, IJ^ to 3^ in snout, greater than interor- 

 bital in young to 1^^ in adult; teeth 14 to 16 in each jaw; maxillary 

 4 to 4% in head; interorbital 3J^ to 33^, broadly convex; preopercle 

 limb, opercle below and humeral region striate. Gill rakers 3 + 6, 

 short points, weak. 



Skin minutely asperous, without distinct scales. 



D. IV, 30 to 32, fourth spine 1^ to 2% in combined head and 

 body, second ray 1}^ to 23-5; A. Ill, 22 to 25, third spine 13^ to IJ^ 

 in head, fourth ray 1% to 33^ in combined head and body; caudal 

 1 to 13^ in head, truncate behind; least depth of caudal peduncle 3 

 to 4; pectoral 2^ to 334 iii combined head and body; ventral 13^ 

 to 134 in head; caudal spine 1 to 3 in eye. 



Chocolate brown generally. Muzzle with 5 whitish vertical bands, 

 6 in young and first two or three bands lightest, others gradually 



