FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 761 



f Arms malabaricus Day, Fishes of India, pt. 3, p. 464, pi. 107, fig. 4 (head), 1877 

 (type locality: Canara) ; Fauna Brit. India, Fishes, vol. 1, p. 183, 1889. — 

 Fowler, Journ. Bombay Nat. Hist. Soc, vol. 30, No. 2, p. 314, 1925 (Calicut). 



Depth S% ; head 3%, width II/3. Snout 21/2 in head ; eye 8, 31/5 

 in snout, 414 in interorbital ; mouth width 2% in head, lower jaw 

 inferior; maxillary barbel reaches i^ in depressed pectoral, outer 

 mental reaches to pectoral origin, inner little shorter; teeth in jaws 

 villiform, in moderately wide bands and triangular palatine area 

 on each side much deeper than wide; interorbital 1% in head; 

 frontal fontanel rather narrow, with very narrow groove to predorsal 

 plate. Gill rakers 5 + 9, lanceolate, 1% in gill filaments, which 

 slightly less than eye. 



Parietal bones, predorsal and humeral plates rugosely striate or 

 granular, skm otherwise smooth. 



D. I, 7, front edge of spine with row of low granular like serrae 

 and 14 very small antrorse ones along median hind edge, first ray 

 11/^ in head; adipose fin 2%; A. vii, 14, i, first branched ray 2%; 

 caudal li^, well forked; least depth of caudal peduncle 3%; pectoral 

 1%, spine with fine serrae along front edge and about 14 antrorse 

 along hind edge; ventral 1%. 



Back and upper surface drab brown, soiled whitish below. Iris 

 grayish. Barbels gray. Paired fins and anal whitish, terminally 

 with grayish. 



India, Andamans, Nicobars, Malay Peninsula, Singapore, East 

 Indies, Philippines. 



1 example. A.N.S.P. Bombay. Prof. F. Hallberg. Length, 313 mm. 

 Subgenus Hexanematichthys Bleeker 



TACHYSURUS SAGOR (Buchanan-Hamilton) 



Pimelodus sagor Buchanan-Hamh-ton, Fishes of Ganges, pp. 169, 376, 1822 

 (tj^e locality: Ganges River). 



Bagrus sagor Valenciennes, Hist. Nat. Poiss., vol. 14, p. 445, 1839 (copied). 



Arius sagor Bleeker, Verh. Batav. Genootsch. (Bengal), vol. 25, p. 56, 1853 

 (reference). — Gunthee, Cat. Fish. Brit. Mus., vol. 5, p. 141, fig. (teeth and 

 occiput), 1S(}4 (Bengal Bay and Pinaug). — Knek, Reise Novara, Fische, p. 

 310, 1865 (Java).— Day, Fishes of India, pt. 3, p. 461, pi. 105, fig. 1, 1877.— 

 ViNCiGtJERRA, Ann. Mus. Civ. Stor. Nat. Geneva, vol. 16, p. 172, 1880 (Bor- 

 neo). — Day, Fauna British India, Fishes, vol. 1, p. 178, 1889. — Eleka, Cat. 

 Fauna Filip., vol. 1, p. 570, 1895 (Balabac, Samar). — Bartlett, Sarawak 

 Gazette, vol. 26, No. 368, p. 181, 1896 (Moratabas and Buntal).— DtJNCKEB, 

 Mitt. Naturhist. Mus. Hamburg, vol. 21, p. 173, 1904 (Klang).— Seale, Philip- 

 pine Journ. Sci., vol. 5, p. 266, 1910 (Sandakan). — Webee and Beaufort, 

 Fishes Indo-Australian Archip., vol. 2, p. 289, fig. 115 (upper teeth), 1913 

 (Batavia, Antjol, Surabaya, Bagan Api Api, Deli, Singapore, Balikpapan, 

 Kota Baru). — Vinciguerra, Ann. Mus. Civ. Stor. Nat. Genova, ser. 3, vol. 10, 

 p. 606, 1926 (Sarawak).— Hardenberg, Treubia, vol. 13. livr. 1, p. 116, 1931 

 (Bagan Si Api Api). 



