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the lobes pointed, much longer than head. Least height of 

 caudal peduncle 1.7 — -1.9 in length of head, and 1.2 — 1.6 in 

 its own length, surrounded by 16 scales. Silvery, back darkish 

 brown, a black band running from snout along the lateral line 

 to base of caudal. Series of black, more or less confluent spots 

 along the back and the base of the dorsal. Length 1 50 mm. 

 Habitat: Sumatra (Benkulen, Lahat, Taluk!, Si-Djun- 

 djung!, Benakat, Palembang). 



9. Osteochilus hasselti (C.V.) [Fig. 57 and 58, p. 124]. 



Rohita Hasseltii Cuvier & Valenciennes, Hist. Nat. Poissons XVI. 1842, p. 274. 

 Rohita niicrocephahis Cuvier & Valenciennes, Hist. Nat. Poissons XVI. 1842, p. 275. 

 Rohita leiorhynchos Bleeker, Verb. Batav. Gen. XXIII, 1850, Ichth. Midden- & 



Oost-Java, p. 19. 

 Rohita Artedii Bleeker, Nat. Tijdschr. Ned. Indie II. 1851, p. 434. 

 Rohita Waandersii Bleeker, Nat. Tijdschr. Ned. Indie XV. 1858, p. 427 [nee 



Bleeker 1852]. 

 Rohita {Rohita) Hasseltii Bleeker, Ichth. Arch. Ind. Prodr. II. Cyprini, i860, 



p. 171. — Atl. Ichth. III. 1863, p. 65. 

 Rohita {Rohita) microcephalics Bleeker, Ichth. Arch. Ind. Prodr. II. Cyprini, i860, 



p. 173. — Atl. Ichth. III. 1863, p. 66. 

 Rohita {Rolata) Kuhli Bleeker, Ichth. Arch. Ind. Prodr. II. Cyprini i860, 



p. 177. ~ Atl. Ichth. III. 1863, p. 68. 

 Osteochilus hasseltii Giinther, Cat. Brit. Mus. VII. 1868, p. 41. 

 Osteochilus kuhlii Giinther, Cat. Brit. Mus. VII. 1868, p. 42. 

 Osteochilus microcephaltis Giinther, Cat. Brit. Mus. VII. 1868, p. 43. 

 Rohita {Rohita) Hasseltii Vinciguerra, Ann. Mus. Civ. Geneva XIV. 1879, p. 388. 

 Osteochilus hasselti Steindachner, Abh. Senckenb. Nat. Ges. XXV. 1901, p. 454. 

 Osteochilus microcephalus Popta, Notes Ley den Mus. XXVII. 1906, p. 91. 

 Osteochilus Hasseltii Jordan & Scale, Proc. U. S. Nat. Mus. XXXIII. 1908, p. 539. 



D. 3-12— 18; A. 3.5; P. 1. 13— 15; V. 1.8; L. 1. 33-36; 



L. tr. \_ . 



Height 2,5 — 3, 3.5 to more than 4 in length with caudal. 

 Head 4—4.5, 5 — 5.8 in length with caudal. Eye more than 

 3 to 4.5, shorter than snout, 1.7 — 2.5 in interorbital space. 

 Eye about in the middle of the head. Snout bluntly rounded, 

 somewhat prominent, without pores. Maxillary barbels equal 

 to or longer than eye, the rostral ones shorter. Origin of dorsal 

 opposite to S^h — iQth scale of lateral line, separated by 10 — 11 

 scales from occiput. Dorsal gradually increasing in height 

 anteriorly, the longest rays about equal to length of head. 

 End of dorsal before or somewhat behind origin of anal. Anal 

 more or less truncate, its height shorter than length of head, 



