FISHES OF THE PHILIPPINE AND ADJACENT SEAS 155 



1 example, Caracaran, Batan Island, June 8, 1909. Length, 46 mm. 



3 examples, Danawan Island and Si Amil Island. September 27, 1909. Length, 



47 or 48 mm. 



1 example, Mabul Island. September 29, 1909. Length, 46 mm. 



11384. Mahinog, Camiguin Island. August 3, 1909. Length, 53 mm. 



1 example, Murcielagos Bay, Mindanao. August 21, 1909. Length, 49 mm. 



1 example, Port Banalacan, Marinduque. February 23, 1909. Length, 35 mm. 



1 example, Tidore Island, south of Ternate. November 24, 1909. Length, 



47 mm. 



ABUDEFDUF XANTHURUS (Bleeker) 



Glyphisodon xanthurus Bleeker, Nat. Tijds. Ned. Indie, vol. 5, 1S53, 



p. 345. Amboina. 

 Glyphidodon xanthurus Gunther, Cat. Fish. Brit. Mus., vol. 4, 1862, p. 47 



(Ceram). — Martens, Preuss. Exp. Ost Asien, 1876, p. 396 (Amboina R.). 

 Paraglyphidodon xanthurus Bleeker, Atlas Ichth. Ind. N4erl., vol. 9, 1877, 



pi. 405 (6), fig. 3. — Bleeker, Nat. Verh. Holl. Maatsch. Harlem, (No. 6), 



ser. 3, vol. 2, 1877, p. 122 (Flores, Sangi, Obi major, Ceram, Amboina). 

 Abudefduf xanthurus Evermann and Seale, Bull. Bur. Fisher., vol. 26, 



1906 (1907), p. 92 (Bacon). 



Depth 14^ to 13^; head 33/g to S}4, width 1% to 1%. Snout 3}i 

 to 4; eye 2J^ to 33^, greater than snout or interorbital ; maxillary 

 reaches eye, 33^ to 3^ in head; teeth uniserial, compressed, ends 

 rounded; interorbital 2j^ to 3, broadly convex. Gill rakers 9 + 17j 

 lanceolate, long, slender. 



Tubes in lateral line 16 or 17, pores in straight section 7 or 8 + 2 or 

 3; 4 scales above lateral line, 9 or 10 below, 20 to 23 predorsal; 4 

 rows of cheek scales, of which uppermost row on infraorbital. Scales 

 with 9 or 10 basal radiating striae; apical denticles 117 to 155, with 

 3 or 4 transverse series of basal elements; circuli very fine. 



D. XIII, 14, I or 15, I, thirteenth spine l'^ to 1^ in head, sixth 

 ray 2}/^ to 3% i^^ combined head and body; A. II, 13, i or 14, i, 

 second spine 1^ to IJ^ in head, sixth ray 2J4 to d}i in combined 

 head and body; caudal 2 2^ to 2%, deeply forked; pectoral 2^ to 

 2J^; ventral 2}{ to 2%; least depth of caudal peduncle IJ/g to 23^^ in 

 head. 



Chocolate brown generally, uniform on head and body. Along 

 hind preopercle edge dusky vertical band, also hind edge of opercle 

 dusky. Dorsals and anals brownish, edge of spinous dorsal and 

 lower anal edge dusky, posterior portion of soft dorsal and sometimes 

 of soft anal, together with most of caudal peduncle at least posteriorly 

 and all of caudal, more or less pale yellowish brown to yellowish. 

 Pectoral pale brown, with dusky black blotch at origin nearly size 

 of pupil. Ventral dusky black. Iris brown. 



East Indian region. Our examples are usually much more con- 

 trasted than Bleeker's figure and the dark markings on the head 

 more blackish. 



