FISHES OP THE PHILIPPINE AND ADJACENT SEAS 23 



Chaetodon ahu-dafar ForskAl. Descript. Animal., 1775, pp. xin, 65. 



Djedda, Red Sea. 

 Pomacentrus emamo Lesson, Voy. Coquille, Zool., vol. 2 (1), 1830, p. 190. 



Borabora, Society Islands. 

 Chaetodon araneus Bennett, Fishes of Ceylon. 1834, pi. 17. Ceylon. 

 Pomacentrus trifasciatus (not Ruppell) De Vis, Proc. Linn. Soc. New 



Sonth Wales, vol. 8. 1883, p. 452. Probably South Seas. 

 Pomacentrus devisi Jordan and Seale, Bull. Bur. Fish., vol. 25, 1905 



(1906), p. 284 (on De Vis). 



Depth 134 to 173; head 23/5 to Si/g, width 1% to I4/5. Snout 

 314 to 434 ; eye 2i^ to 2-%, greater than snout or interorbital, equals 

 interorbitai with age; maxihary reaches eye, slightly beyond front 

 edge in young, 3 to 3I/4 in head; teeth simple, conic, in 3 or 4 ir- 

 regular series in jaws, outer little enlarged; interorbital '2% to 3, 

 slightly convex; preorbital, infraorbitals and preopercle edges free, 

 denticulate. Gill rakers G + I'*'? slender, lanceolate, long. 



Tubes in lateral line 16 to 18, followed b}^ 2 or 3 irregular pores; 

 pores in straight section 7 to 9 + 1 to 3; 3 scales above lateral line, 

 10 below, 25 to 30 predorsal forward to snout tip ; cheek with 1 or 2 

 rows of scales on infraorbitals and 4 more rows below. Scales with 

 8 to 10 basal radiating striae, basal edge scalloped ; 57 to 115 apical 

 denticles, in 1 to 3 transverse series, very small; circuli fine. 



D. XII, 12, fifth spine 1% to 1% in head, fifth ray 1% to 22/3; 

 A. II, 12, I or 13, I, second spine lyg to 2, fourth ray II/3 to 1%; 

 caudal emarginate, lobes distinct, 1 to 1%; least depth of caudal 

 peduncle 1% to 2; pectoral li/s to 1% ; ventral 2^ to 3% in combined 

 head and body. 



Ground color white. Black band from front of spinous dorsal to 

 eye, then forward to include preorbital, snout tip narrowly and all 

 of mandible. Second black band from middle of spinous dorsal 

 down to pectoral and ventral bases. Third black band from front 

 half of soft dorsal down to include greater part of anal. Ventrals, 

 black, caudal and pectoral whitish. Iris brownish. 



Abundant and widely distributed throughout the Indo-Pacific, 

 from the Red Sea, East Africa, and Mauritius to India, East Indies, 

 Philippines, Melanesia, Micronesia, Polynesia, and Hawaii. 



2 examples, Batan Island. June 5, 1909. Length, 48 to 59 mm. 

 1 example, Biri Channel. June 1, 1909. Length, 60 mm. 



3 examples, Bubuan Island, Jolo. February 14, 1908. Length, 34 to 54 mm. 



1 example, Bugsuk, Balabac. January 5, 1909. Length, 60 mm. 



2 examples, Candaraman Island, Balabac. January 4, 1909. Length, 48 to 

 58 mm. 



14 examples, Canmahala Bay, Ragay Gulf. March 11, 1909. Length, 40 to 



5S mm. 

 2 examples, Cataingan Bay, Masbate. April 18, 1908. Length, 47 to 49 mm. 

 2 examples, Cebu market. August 28, 1909. Length, 46 to 55 mm. [1851.] 



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

 43 to 53 mm. 



