FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 545 



smaller along body edges, very minute and numerous over most all 

 of anal and caudal. Cheek with 16 series of scales over greatest extent. 

 Ventral scutes about 50. 



D. II, 5, I, origin more than eye diameter nearer caudal base than 

 hind eye edge, length 2y^ in head ; caudal little less than greatest anal 

 depth; A. v, 122 (not including lower undefined half of caudal) and 

 upper lobe contains about 7 more ; pectoral ii, 12, small (damaged) ; 

 rudimentary ventral close before anal. 



Brown, with silver-gray tint, mostly uniform, immaculate ; fins pale. 



India, Burma, Siam, Java, Sumatra, Nias, Borneo. 



1 example. A.N.S.P. No locality. Dried skin, 450 mm. 



NOTOPTERUS BORNEENSIS Bleekcr 



Notoptcrus oorneensis Blkeker, Nat. Tijdschr. Nederland. Indie, vol. 2, p. (417) 



437, 1851 (type locality: Sambas, West Borneo). — Gunthee, Cat. Fishes 

 British Mns., vol. 7, p. 479, 1868 (type; type of Notoptertis maculosus). — 

 Bleekek, Atlas Ichth. Ind. Neerland., vol. 6, p. 147, pi. (17) 275, fig. 1, 

 1866-72 (Sumatra and Borneo). — Volz, Zool. Jahrb., abth. syst., vol. 19, p. 

 410, 1904 (Benakat, Sumatra). — Fowler, Proc. Acad. Nat. Sci. Philadelphia, 

 1905, p. 489 (Baram, Borneo). — Weber and Beaxjfort, Fishes Indo-Australian 

 Archipelago, vol. 2, p. 11, 1913 (compiled). — Yinciguerra, Ann. Mus. Civ. 

 Stor. Nat. Genova, ser. 3, vol. 10, p. 624, 1926 (Lundu River, Borneo). 



Notoptertis maculosus Bleekek, Nat. Tijdschr. Nederland. Indie, vol. 2, pp. 417, 



438, 1851 (type locality: Sambas, West Borneo). 



Depth 3% to 4 ; head 4:% to 5. Eye 43/5 to 5 in head, longer than 

 snout; maxillary reaches hind edge of eye or little beyond, length 

 21/4 to 214 in head ; lower suborbital edge and lower border and ridge 

 on preopercle slightly serrated. Gill rakers ? 



Scales about 75 transversely from anal origin ; scales on opercles not 

 larger than on body, 12 to 16 transverse rows on preopercle; double 

 series of 37 to 41 spines along abdomen. 



D. 9 or 10; origin about midway between snout and caudal base 

 in young, with age midway between eye and caudal base; A. 112 to 

 124; pectoral long as or shorter than postorbital part of head, rays 

 16 or 17 ; ventral 4 or 5. 



Grayish silvery, back darker. Anal and caudal margined with 

 brown. Axil of pectorals sometimes brown. Sides of body, anal and 

 caudal sometimes with smaller or larger brownish spots. Length, 

 430 mm. (Weber and Beaufort.) 



Sumatra, Borneo. 



Subgenus Notopterus Lacepede 



Opercular scales much larger than those on body. Preopercle with 

 8 to 10 transverse rows of scales. 



