FISHES OF THE PHILIPPINE AND ADJACENT SEAS 53 



4 examples, Powati Harbor, Makyan Island. November 2S, 1009. Length, 



43 to 62 mm. 

 6 examples, Sablayan, Mindoro. December 12, 1905. Length, 57 to 84 mm. 

 3 examples, Tulayan Island. September 15, 1909. Length, 73 to 76 mm. 



(For Castro de Elera, author of the " Catalago sistematico de toda 

 la fauna de Filipinas.") 



CHROMIS RETROFASCIATUS Weber 



Chroniis retrofasciatus Weber, Siboga Exp., vol. 57, Fische, 1913, p. 359, 

 pi. 6, fig. 5. Kur Island. 



Depth 1% to 1% ; head 3 to ^%, width II/2 to 1%. Snout 4 to 41/5 ; 

 eye 214 to 2i^, twice snout length, equals interorbital ; maxillary 

 reaches eye, dy^ to 3i/^ in head; teeth conic, uniserial, anterior little 

 larger; interorbital 2y^ to 2%, broad, but little convex; preopercle 

 edge entire. Gill rakers 74-12, lanceolate, slender, long. 



Tubes in lateral line 12 or 13, often followed, sometimes irregu- 

 larly, by 6 to 8 pores, pores in straight section 8 to 10-|-1; 3 scales 

 above lateral line to spinous dorsal origin, 8 below, 16 predorsai; 4 

 rows of cheek scales, uppermost row covering infraorbitals. Scales 

 with 6 or 7 basal radiating striae; apical denticles 80 to 89, with 

 1 or 2 transverse series of basal elements; circuli very fine. 



D. XII, 11, 1 or 12, I, fourth spine 1% to 2 in head, sixth ray 1% ; 

 A. II, 12, I, second spine ly^ to l^/^, first ray li/g to 11/3 ; least depth 

 of caudal peduncle 2 to 2% ; caudal forked, 2l^ to 2% in combined 

 head and body; pectoral 2% to 3I/3; ventral 2l^ to 2%. 



Body pale to deep brown, little paler below. Iris brown. Broad 

 black band from last dorsal spines and front half of soft dorsal, 

 including part of tail and front of caudal peduncle to extend over 

 anal medially. Hind or terminal portion of soft dorsal and hind 

 margin of anal, broadly whitish, also rest of caudal peduncle and 

 caudal fin. Spinous dorsal rather dark brown. Pectoral brown 

 Ventral dusky over greater anterior portion, inner or hind portion 

 whitish. Most examples with bluish line along infraorbital border 

 of eye. 



Previously only known from the East Indies at Kur Island. A 

 very trim little fish, the smallest species of the genus. It somewhat 

 suggests Ahudefduf dlckii, though of greatly smaller size and the 

 very contrasted black vertical band more posterior. 



1 example, Alibijaban Island, Ragay Gulf, Luzon. March 6, 1909. Length, 



43 mm. 

 1 example, Alimango Bay, Burias Island. March 5, 1909. Length, 37 mm. 

 1 example, Balikias Bay, Lubang Island. July 17, 1908. Length, 44 mm. 

 9843. Cagayan. January 8, 1909. Length, 28 to 30 mm. 2 examples. 

 1 example, Canmahala Bay, Ragay Gulf. March 11, 1909. Length, 41 mm. 

 3 examples, Capulaan Bay, Pagbilao Island. February 24, 1909. Length, 33 to 



47 mm. 



