FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 551 



Chatocssiis selavfjkaf Bleeker, Verh. Batav. Genootsch. (Haring.), vol. 24, pp. 



16, 47, 1852 (type locality: Batavia, Java). 

 ? Chatoessus breviceps Peters, Monatsb. Akad. Wiss. Berlin, 1876, p. 848, 1877 



(type locality: New Hannover). 

 Anodontostoma breviceps Regan, Ann. Mag. Nat. Hist., ser. 8, vol. 19, p. 316, 



1917 (copied). 



Depth 2i/io to 21/2; head 314 to 31/3, width 1% to 2. Snout 4Vs to 

 4% in head; eye 3I/3 to 4, greater than snout or interorbital or 11/5 

 in interorbital with age; maxillary reaches l^ to % in eye, 3 to 31/5 

 in head; no teeth; interorbital 2% to SYg, convexly elevated; many 

 radiating venules on cheek, opercle, postocular and humeral regions. 

 Gill rakers 65 + 83, finely lanceolate, 2I/2 in gill filaments, which I14 

 in eye. 



Scales 37 to 40 in median lateral series to caudal base and 3 or 4 

 more on latter ; 12 or 13 scales transversely, 10 or 11 predorsal. Ab- 

 dominal serrae 17 or 18 + 11 or 12. Scales firmly adherent, narrowly 

 imbricated. Scales with 5 or 6 vertical parallel striae, only most 

 apical one complete, others interrupted medianly; apical edges of 

 scales with about 26 weak crenulations, points more or less extended, 

 though narrow and tips rounded ; circuli fine, concentric. 



D. in, 15, I, first branched ray li/4 to II/2 in head, last branched 

 ray 2^5 to 2% in first ray ; A. 11, 16, i or 11, 17, i, first branched ray 

 Sy2 to 4 in head; least depth of caudal peduncle 2 to 3%; pectoral 

 11/5 to 1% ; ventral 1% to 21/3 ; caudal 234 to Si/g in rest of body, deeply 

 forked, lobes pointed. 



Brownish above, sides and below whitish. Dark slaty humeral 

 blotch about size of eye in depth, only width narrower. Iris shows 

 through adipose eyelid largely slaty. Fins pale. 



Mauritius, India, Andamans, Burma, Siam, Malay Peninsula, 

 Pinang, East Indies, Philippines, Hainan, Melanesia. 



12074. Cavite market, Luzon. December 1, 1908. Length, 14.5 mm. 



13003. Iloilo market. March 28, 1908. Length, 140 mm. 



20823. Lingayen Gulf, ea.st of Point Guecet, west Luzon. May 11. 1909. 



Length, 90 ? mm., caudal tips broken. 

 20428. Malampaya River, Palawan. December 26, 1908. Length, 133 mm. 

 11455 to 11457. Manila market. December 12, 1907. Length, 125 to 143 mm. 

 11886. Manila market. March 14, 1908. Length, 149 mm. 

 6262, 8188 to 8190. Manila market. June 12, 1908. Length, 135 to 147 mm. 

 13674 to 13677. Manila market. June 24, 1908. Length. 141 to 149 mm. 

 10718. Port Ciego, Balabac. January 3, 1909. Length, 148 mm. 

 Nine examples. Shore above Iloilo River, Panay, June 2, 1909. Length, 45 to 



52 mm. 

 21389. Sebatic Island, Borneo. January 2, 1909. Length, 97 mm. 

 20751. Sebatic Island. October 1, 1909. Length, 110 mm. 

 19910. Sebatic Island. Novenifber 3, 1909. Length, 111 mm. 

 11837. Sandakan Bay, Borneo. March 2, 1908. Length, 126 mm. 

 156861—41 36 



