FISHES OF THE PHILIPPINE AND ADJACENT SEAS 129 



9641 [439]. Romblon Reef. March 25, 1908. Length 78 iDin. Pearl gray to 

 v\'hite, edges of scales blackish, giving rise to double row of oblique lines. 

 Ocular bar and nuchal blotch black, surrounded above eye by pale metallic 

 yellow line; nuchal blotch same. Scales on upper portion of side with upper 

 posterior edge yellowish. Front and tip of each dorsal spine bright yellow. 

 Soft dorsal with creamy margin resting on submarginal black line, belov%' 

 which yellow of spinous tips carried as obscure bar. Front of anal j^earl gray; 

 edge of soft anal narrowly edged with cadmium; cream and black lines as on 

 dorsal but narrower. Broad cadmium orange bar across vertical edges of dor- 

 sal and anal, includes body and front of caudal peduncle. Cadmium orange 

 bar across caudal medially, base of fin dusky white, hind edge hyaline with 

 creamy and black submarginal lines. 



20051. Romblon. March 26, 1908. Length 84 mm. 



766. San Miguel Harbor, Ticao Island. April 21, 1908. Length 90 mm. 



3882. San Miguel Bay. June 4, 1909. Length 99 mm. 



18862, 18863. Tihg, Lubang. July 15, 1908. Length 66 to 86 mm. 



511. Ulugan Bay, near Rita Island. December 29, 1908. Length 80 mm. 



43934 U.S.N.M. Mauritius. Col. Nicholas Pike. Length 109 mm. 



52514 U.S.N.M. Apia, Samoa. Bureau of Fisheries. Length 71 to 80 mm. 

 Two examples. 



CHAETODON ARGENTATUS Smith and Radcliffe 



Chaeiodon argentatus Smith and Radcliffe, Proc. U. S. Nat. Mus., vol. 40, 

 1911, p. 319, fig. 1. Agojo Point, Southern Luzon. — Herre and 

 MoNTALBAN, Philippine Journ. Sci., vol. 34, No. 1, September, 1927, p. 

 33, pi. 4, fig. 2 (copied). 



Depth l^to lf4; head 3 to 33^, width IJ-g to 2. Snout 2}^ to 

 23^ in head from snout tip; eye 3 to 3}^, 1 to 1^5 in snout, little 

 greater than interorbital to equal with age; maxillary 3^ to ^5 in 

 snout, 3^ to 4 in head; interorbital 3}4 to 33^, broadly convex. 

 Gill rakers 4 + 15, short, flexible, slender points, 3^ of gill filaments, 

 which 1% in eye. 



Scales 32 or 33 between gill opening and caudal base; tubes 36 to 

 38 in lateral line; 6 or 7 scales above lateral line, 12 or 13 below. 

 Scales with 17 to 20 basal radiating striae; apical denticles 124 to 

 148, with 7 or 8 transverse series of basal elements; circuli fine. 



D. XIV, 22, I, fourth spine 1% to 1^ in total head length, fourth 

 ray 1% to 1^; A. Ill, 16, i, third spine ly^, third ray l}i to l}i; 

 least depth of caudal peduncle 2J^ to 33^; caudal truncate, 1^ to 

 lii; pectoral 1}4 to l^i; ventral lYgto lJ4- 



Whitish generally. Above eyes short narrow blackish bar or bro- 

 ken as two spots. Blackish broad band from predorsal down tooper- 

 cle above. Second blackish band from middle of spinous dorsal down 

 to middle of side. Third broad blackish band from ends of last dor- 

 sal spines and front of soft dorsal down across tail and caudal pedun- 

 cle to include last anal raj^s. Soft dorsal edged whitish, then dark 

 submarginal line. Blackish line along edge of scaly basal anal sheath 

 and lower or front edge of soft anal. Caudal pale, with mxedian 

 whitish crescent behind, next to broad blackish one submarginaiiy 



