'51 



shorter than eye. Teeth conspicuously tricuspid, in bands of 

 5 — 6 rows in the jaws, that of the lower jaw widening poste- 

 riorly. Origin of anal about opposite to that of dorsal, which 

 is separated by 31 — 34 scales from occiput and by 5 — 6 scales 

 from lateral line. Dorsal and anal concave, their anterior rays 

 the longer. Base of dorsal not much longer than that of anal. 

 Pectorals about equal to head without snout or a little longer. 

 Length of ventrals about ^/^ of that of pectorals, their rays 

 subequal. Base of ventrals about midway between frontborder 

 of eye and base of caudal. Caudal deeply emarginate. Colour 

 of preserved specimens yellowish, with a rather narrow lateral 

 silvery band, bordered above by a black line. Fins hyaline, 

 upper and frontborder of dorsal, and upper, lower and poste- 

 rior border of caudal blackish. Length over 312 mm. 



Nom. indig. : Djulong djulong (Malay Batavia). 



Habitat: Singapore; Sumatra (Benkulen, Padang, Priaman, 

 Bagan Api Api !) ; Nias ; Riouw; Banka; Java sea!; Java (Ba- 

 tavia I, Semarang!, Surabaya, Panarukan); Madura!; Borneo 

 (Pamangkat, Balikpapan !, Kota Baru !, Sandakan) ; Celebes 

 (Makassar, Menado) ; Ternate; Obi; Ambon; New Guinea. — 

 Philippines, Western Pacific ?, British India. 



In sea and estuaries. 



4. Hemirhamphus melanurus C.V. 



Heinirantphus inelannnis Cuvier& Valenciennes, Hist. Nat. Poissons XIX. 1846, p. 42. 

 Hemirhamphus melanurus Bleeker, Veih. Bat. Gen. XXIV. 1852, Snoekacht. 



Vissch. p. 19. — Ned. Tijdschr. Dierk. III. 1866, p. 156. 

 Hemirhamphus gaimardi Giinther, Cat. Brit. Mus. VI, 1866, p. 263 (partim). 

 Hemirhamphus melanurus Bleeker, Atl. ichtli. VI. 1866 — 1872, p. 58. 



D. 2.13— 15; A. 2.14— 15; P. 1. 10— II; V. 1.5; L.l. 55. 



Slightly compressed, the breadth of the body going about 

 1.2 in its height. Height more than 9 to 11.5, more than 11 

 to 13.5 in length with caudal. Head from tip of upper jaw 

 to branchial opening 2)-7 — 4 ^" trunk. Entire head 2.8 — 3, 

 3.3 — 3.4 in length with caudal. Length of lower jaw beyond 

 extremity of upper jaw about 6 in length, almost 7 in length 

 with caudal. Eye - according to age - 1.2 — 1.5 in post- 

 orbital part of head and about equal to interorbital space. 

 Praeorbital somewhat longer than high, shorter than eye. 

 Triangular part of upper jaw, formed by intermaxillaries, nearly 

 twice as broad as long. Teeth small, in bands of 5 — 7 rows 



