140 



far behind branchial opening, as long as distance between 

 corner of mouth and branchial opening or a little longer. 

 Ventrals about half as long as pectorals, their base midway 

 between base of caudal and branchial opening. Caudal rounded. 

 Colour of preserved specimens yellowish, with a faint indica- 

 tion of a silvery band in the posterior part of the body. 

 Fins hyaline. Length 75 mm. 



Nom. indig. : Djulong djulong (Banjermassin). 



Habitat: Singapore; Sumatra (Lake Manindjau, Fort de 

 Kock!, Andalas!, Bagan Api Api!); Borneo (Balikpapan !). 



In rivers. 



5. Dermogenys pusillus v. Hass. 



Dermogenys pHsillus van Hasselt, Algem. Konst- en Letterbode, I. 1823, p. 131. 

 Hemiramphus fliiviatilis Bleeker, Nat. Tijdschr. Ned. Indie I. 1850, p. 95. — 



Verb. Bat. Gen. XXIV. 1852, Snoekacht. Visschen, p. 16. 

 Dei-mogenys pusillus Bleeker, Ned. Tijdschr. Dierk. III. 1866, p. 165. — Atl. 



ichth. VI. 1866—1872, p. 64. 

 Hetnirhamphus fluviatilis Giinther, Cat. Brit. Mus. VI. 1866, p. 275. 

 Dermogenys pusillus Bean & Weed, Proc. U. S. Nat. Mus. Wash. XLII. 1912, p. 595. 



D. 9— 10; A. 14; P. 1.8; V. 1.5; L.1.45 — 50. 



Somewhat compressed, the breadth of the body going 1.2 — 1.5 

 in its height. Height 7 — 10, 8 — 11 in length with caudal. Head 

 from tip of upper jaw to branchial opening 2.5 — 3 in trunk. 

 Entire head 2.3 — 2.7, 2.8 — 3.1 in length with caudal. Length 

 of lower jaw beyond extremity of upper jaw 6.6 — 8 in length, 

 8 — 9 in length with caudal. Eye 1.5 to nearly 2 in postorbital 

 part of head, somewhat less than interorbital space. Triangular 

 part of upper jaw truncate in front, longer than broad. Prae- 

 orbital rounded, about equal to half diameter of eye. Teeth 

 small, pointed. Origin of dorsal above 6tli anal ray. Dorsal 

 higher than anal, both fins rounded. Pectorals inserted rather 

 far behind branchial opening, as long as distance between 

 corner of mouth and branchial opening or a little longer. 

 Ventrals about half as long as pectorals, their base a little 

 nearer to caudal than to branchial opening. Caudal rounded. 

 Colour of preserved specimens yellowish, with a fainl indica- 

 tion of a silvery lateral band, a little more distinct below 

 dorsal, and bordered above by a black line. Length 70 mm. 



Nom. indig.: Djulong-djulong (Malay. Batavia); Tjaratja 

 (Sumatra). 



