375 



Haplochilus paiichax Day, Fishes of India 4". 1878 — 1888, p. 523. 

 Paiichttx panchux Chaudhuri, Mem. Ind. Mus. V. 1916, p. 451. 



D. 7— 8; A. 15 — 16; p. 14; V. 6; L.l. 31; L.tr. 8'/,— 9. 



Compressed behind, head depressed, flattened above as well 

 as the anterior part of back. Height 4.5 — 5.5, 5.5 — 7 in length 

 with caudal. Head 3 — 3.5, 3.8—4.5 in length with caudal. Eye 

 about 3.5, somewhat shorter than snout, which is equal to 

 postorbital part of head and to interorbital space. Cleft of 

 mouth not quite extending to vertical through frontbordcr of 

 eye. Lower jaw slightly prominent. Small pointed teeth in 

 several rows in the jaws, smaller ones in ^ 



an irregular transverse series on head of rn, 

 vomer. Origin of dorsal above 13th to 

 last anal ray, separated by 24 — 26 scales rv 

 from snout. Origin of ventrals scarcely 

 nearer to tip of snout than to base of 



Fig. 96. Panchax panchax (H.B.) X '/*• 



caudal. Pectorals as long as or somewhat 

 longer than head without snout. Colour 

 of alcohol specimens brownish, lighter 

 below, each scale with a submarginal black 



, , AM 1 • • • 1 11 l''g- 97- Panchax panchax 



border. A silvery shmmg spot on middle (h.b.). Head from above 

 of occiput, just behind eye, not always X 5V2; on occiput the silve- 



• •II- 1 • iv -n* 1 ry snot: i intermaxillare, m 



visible in preserved specimens '). Dorsal ^andibula, « nostril. 



with a black blotch at its base. Anal 



and caudal more or less spotted with blackish. Paired fins 

 hyaline. Length over 55 mm. 



Nom. in dig.: Tjupang and Kapala' tima (Malay, Batavia), 

 Sisik malik (Sundan.), Wader peto (Javanese, Djocja). 



Habitat: Singapore; Sumatra; Java (pond near Priok !, 

 Batavia, Tandjong-Oost, Tjampea, Buitenzorg!, Gombong, Pand- 



l) This spot occurs also in Aplochcihis. For its biological pecularities see: 

 MiEHE, Javanische Studien (Abhandl. d. Math. Phys. Kl. d. Kgl. Sachs. Ge- 

 sellsch. d. Wissensch., Bd. XXXII, Nr. 4, 191 1) and Uber den Okzipitallleck 

 von Haplochilus panchax (Biol. Centralbl. Bd. XXXI. 191 1, p. 732). 



