280 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



with submarginal rich olive crescent and white marginal zone. Pectoral black, 

 with large central olive green areas. Ventral rays olive, membranes blackish. 



8230. Galvaney Island, Ragay Gulf, Luzon. March 9, 1909. Length 318 mm. 



14433. Gubat, Sorsogon, Luzon. June 23, 1909. Length 120 mm. 



9016. Langao Point, Luzon. Length 247 mm. 



6160, 6161. Mansalay, Mimdoro. June 4, 1908. Length 205 to 320 mm. 



15063. Maagnas, Lagonoy Gulf, Luzon. June 17, 1909. Length 175 mm. 



7241. Masinloc Bay, Zambales. November 22, 1908. Length 230 mm. 



6258, 6260. Medio Island, Galera Bay, Mindoro. June 9, 1908. Length 265 to 

 388 mm. 



8888. Palapag Bay vicinity, Luzon. June 16, 1909. Length 355 mm. 



8735. Point Agojo, Catanduanes Island. June 10, 1909. Length 275 mm. 



7381. Port Caltom, Busuanga Island. December 15, 1908. Length 352 mm. 



7314. Sablayan Bay, Mindoro. December 12, 1908. Length 250 mm. 



6442, 6443. Tilig, Lubang. July 14, 1908. Length 205 to 228 mm. 



7174. West coast of Palaui Island. November 18, 1908. Length 208 mm. 

 Yellowish stripe across preorbital from eye. Lips orange. Terminal half of 

 soft dorsal white or hyaline, running somewhat into spinous, whole fin very 

 narrowly marghied witli dark. Anal and caudal spines orange at base. Anal 

 with narrow dark edge and dark base. Caudal like body color, with white tip 

 and yellowish bar below, divided by dark again and forked. Paired fins more 

 or less brassy. 



A737. Danawan Island. September 27, 1909. Length 277 mm. 



A1144. Kayoa Island. November 29, 1909. Length 216 mm. 



26812 U.S.N.M. Johnston Island. Length 300 mm. to end of caudal filament, 



62450 U.S.N.M. Apia, Samoa. Bureau of Fisheries. Length 70 to 258 mm. 

 Four examples. 



52694 U.S.N.M. Hawaiian Islands. Length 355 mm. 



84073 U.S.N.M. Hawaiian Islands. Length 136 mm. 



NASO HEXACANTHUS (Bleeker) 



Priodon hexacanthus Bleeker, Nat. Tijds. Nederland. Indie, vol. 8, 1855, p. 



(393) 421. Amboina. 

 Naseus hexacanthus Gijnther, Cat. Fish. Brit. Mus., vol. 3, 1861, p. 355 



(copied). — Steindachner, Abh. Senckenb. Naturf. Ges., vol. 25, 1900, 



p. 427 (Batjan). 

 Naso hexacanthus Herre, Philippine Journ. Sci., vol. 34, No. 4, Dec. 1927, 



p. 463, pi. 7, fig. 1 (Mariveles, Bantayan, Cuyo, Zamboanga). 

 CalHcanthus metoposophron Jenkins, Bull. U. S. Fish. Comm., vol. 22, 1902 



(1903), p. 481, fig. 31 (Honolulu). — Jordan and Evermann, Bull. U. S. Fish. 



Comm., vol. 23, pt. 1, 1903 (1905), p. 405, fig. 178 (Honolulu). 

 Acanthurus metoprosophron Fowler, Bishop Mus. Bull., No. 22, 1925, p. 



13 (Guam). 

 Acanthurus tuberosus (not Lac^p^de) Fowler, Bishop Mus. Bull., No. 22, 



1925, p. 28 (Honolulu). 



Depth V/s to 3; head S}4 to 4^/^, width 1% to 2. Snout 1^ to 

 1% in head; eye 2% to 3^, lj4 to 33^ in snout, 1 to 1 3^ in inter- 

 orbital; teeth 60 to 64 in each jaw, slender, little compressed, pointed, 

 in young about 24 to 28 in jaws; maxillary 3^5 to 5^/8 in head; inter- 

 orbital 2^-8 to 3, convexly elevated. Gill rakers 4 + 10, fleshy, broad, 

 short. 



