176 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



Depth 1^ to Iji; head 3 to 3^, width 1% to 13^. Snout 2% to 

 3; eye 3 to 3^, 1 to 1^ in snout, 1 to 13^ in interorbital; maxillary 

 reaches opposite front eye edge, 43^ to 4^/^ in head; interorbital 33^ 

 to 4, broadly convex; preopercle spine along upper edge 2% to 2%, 

 Gill rakers 5 + 13, lanceolate, robust, about ^^ ^^ gill filaments, which 

 1}4 in eye. 



Scales 38 to 43 between gill opening and caudal base; 7 or 8 scales 

 above lateral line, 22 or 23 below. Scales with 5 or 6 basal radiating 

 striae; apical denticles 17 to 23, each with long slender rootlet; circuli 

 very fine. 



D. XIV or XV, 15, i, or 16, i, last spine 1% to 1^ in head, eighth 

 ray 134 to 1%; A. Ill, 16, i or 17, i, third spine 13^ to 1%, tenth ray 

 134 to 1%; least depth of caudal peduncle 2 to 22.5; caudal rounded 

 convexly behind, 13^ to 13/^; pectoral 13^ to 1^; ventral 1 to 13/8- 



Uniform blackish-brown. Most examples with very narrow whitish 

 edge to caudal posteriorly. 



East Indian region and Queensland. Previously only known from 

 the Moluccas, we have the following examples from the Philippines, 

 East Indies, and China. 



22157. Canmahala Bay, Ragay Gulf. March 11, 1909. Length 90 mm. 



18860. Inamucan Bay. August 8, 1909. Length 91 mm. 



15960. Masbate Reef. April 20, 1908. Length 84 mm. 



17136, 17137. Murcielagos Bay. August 20, 1909. Length 85 to 95 mm. 



21602. Pasacao, Ragay Gulf. March 9, 1909. Length 80 mm. 



12587. Rapu Rapu Island. June 22, 1909. Length 92 mm. 



3617 [1272]. Refugio Island. Pasacao, Luzon. March 9, 1909. Length 92 mm. 



20050. Romblon. March 26, 1908. Length 88 mm. 



4826 [452]. Romblon Harbor. March 25, 1908. Length 95 mm. 



4751. San Miguel Island, Tabaco Bay. June 4, 1909. Length 92 mm. 



8674. Tutu Bay, Jolo Island, second anchorage. September 19, 1909. Length 



86 mm. 

 14489. Tomahu Island. December 12, 1909. Length 90 mm. 

 21009. Limbe Strait, Celebes. November 10, 1909. Length 84 mm. 

 22674. Labuandata Bay, Gulf of Boni, Celebes. December 18, 1909. Length 



79 mm. 

 4807. Gane Road, Gillolo Island. December 1, 1909. Length 73 mm. 

 12388. Hong Kong market, China. August 13, 1908. Length 93 mm. 

 70751 U.S.N.M. Misaki, Sagami. Albatross collection, 1906. Length 13 to 16. 



mm. Two examples. 

 75506 U.S.N.M. Nafa, Okinawa. Albatross collection. Length 23 to 43 mm. 



Four examples. 



HOLACANTHUS ARCUATUS Gray 



Holacanthus arcuatus Gray, Zool. Miscellany, 1831, p. 33. Hawaiian 

 Islands. — GDnther, Cat. Fisli. Brit. Mus., vol. 2, 1860, p. 43 (type); Journ. 

 Mus. Godeffroy. vol. 2-3, Heft 5-6, 1874, p. 50, pi. 32, fig. C (type).— 

 Fowler, Occas. Papers Bishop Mus., vol. 8, No. 7, 1923, p. 386 (Hono- 

 lulu); Bishop Mus. Bull., No. 22, 1925, p. 34 (Honolulu). 



Easily known by its pale drab or graj'^-white color with the broad 

 black median band longitudinally, also hind borders of caudal and 

 anal black. 



