104 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



pearly hyaline and yellow; terminal half of soft portion washed with dull 

 chrome. Caudal dusky at tip. Anal pearly, with dusky olive bar across 

 tip, narrowly tipped with darker and blue posterior portion washed with 

 yellowish; anteriorly with pearly shades. Vent black. Ventral yellowish- 

 gray, base dusky. Pectoral whitish, dusky at base. Iris dusky, with yellowish 

 silver posteriorly. 



11679. Tutu Bay, Jolo. September 19, 1909. Length, 170 mm. 



20687. Ulugan Bay. December 28, 1908. Length, 70 mm. 



3 examples, Ulugan Bay, channel north of Oyster Inlet. December 28, 1908. 

 Length, 147 to 155 mm. 



3 examples, Gane Road, Gillolo Island, Moluccas. December 1, 1909. Length, 

 135 to 160 mm. 



POMACENTRUS PROSOPOTAENIA Blceker 



Pomacentrus prosopotaenia Bleekek, Nat. Tijds. Ned. Indie, vol. 3, 1S52, p. 

 67. Singapore.— GiJNTHER, Cat. Fish. Brit. Mus., vol. 4, 1862, p. 23 

 (Moluccas and Amboina).— Peters, Monatsb. Akad. Wiss. Berlin, 

 1868, p. 270 (Pulo Brani, Singapore). — Karoli, Termesz. Fiizetek, 

 Budapest, vol. 5, 1881, p. 173 (Singapore). — DeVis, Proc. Linn. Soc. 

 New South Wales, vol. 9, 1885, p. 873 (Cardwell).— Day, Fishes of India, 

 Siippl., 1SS8, p. 801; Faun. British India, vol. 2, 1SS9, p. 384. 



Dischistodus prosopotaenia Bleeiker, Atlas Ich. Ind. N6erl., vol. 9, 1877, pi. 

 407 (8), fig. 8; Nat. Verb. Holl. Maatsch. Harlem, (No. 6), sec. 3, vol. 

 2, 1877, p. 80 (Nias, Singapura, Pulu Brani, Java, Bawean, Celebes, 

 Timor, Halmahera, Batjan, Euro, Amboina, Ceram, Philippines). 



Pomacentrus inter or'bit alls Gunther, Cat. Fish. Brit. Mus., vol. 4, 1862, 

 p. 30. East Indian Archipelago. 



Pomacentrus perspicillatus (not Valenciennes) Kner, Reisc Novara, 

 Fisch., pt. 2, 1865, p. 241 (Singapore). 



Pomacentrus albofasciatiis (not Schlegei. and Muller) Day, Fishes 

 of India, pt. 3, 1877, p. 384, pi. 80, fig. 9 (Nicobars). 



Dischistodus cartieri Bleeke3i, Nat. Verb. Holl. Maatsch. Harlem, (No. 6), 

 ser, 3, vol. 2, 1877, p. 82, Cebu (on Pomacentrus sp. Cartier, Verb. Phys. 

 Med. Ges. Wurzburg, vol. 5, 1873, p. 100). 



Depth 2 to 21/5, head 31/5 to 31/2, width 1% to 1%- Snout 21/2 to 

 3% ; eye 2% to 414, 13^4 in* snout, 11/2 in interorbital, greater than 

 snout or interorbital in young; maxiUary % to eye, reaches eye in 

 young, 3iV to 3i/^ in head; teeth compressed, uniserial, ends little 

 attenuate; interorbital 3 to 3i/4 in head, little convex; infraorbital 

 and hind preopercle edge strongly dentate. Gill rakers 12+22, 

 lanceolate, slender, rather long. 



Tubes in lateral line 17 or 18, pores in straight section 7+1 or 2; 4 

 scales above lateral line, 9 below, 19 predorsal; 5 rows of cheek scales, 

 4 in young, none on infraorbital. Scales with 9 or 10 basal radiating 

 striae ; apical denticles 92 to 227, with 2 or 3 transverse series of basal 

 elements; circuli very fine. 



D. XIII, 13, 1 or 14, 1, thirteenth spine 1% to 1%, eighth ray 32/5 to 

 Z% in combined head and body, first ray often simple ; A. II, 12, i to 

 14, I, second spine 1% to 2 in head, eighth ray II/5 to ll^, first ray 

 sometimes simple; least depth of caudal peduncle 1% to 2; caudal 



