139 



[Type of the species in the zoological Museum of Amsterdam]. 

 Habitat: Borneo (river Kapuas: Putus Sibau!, Putus Genting!); 

 collected by Dr. H. A. LORENTZ. 



13. Osteochilus spilurus (Blkr.). 



Dangila spirtihis Bleeker, Nat. Tijdschr. Ned. Indie I. 1850, p. 272. 

 Rohita oligolepis Bleeker, Nat. Tijdschr. Ned. Indie V, 1853, p. 191. 

 Rohita {Rohita) oligolepis Bleeker, Ichth. Arch. Ind. Prodr. II. Cyprini, 1 860, 



p. 185. Atl. Ichth. III. 1863, p. 71. 

 Dangila spilurus Bleeker, Ichth. Arch. Ind. Prodr. II. Cyprini, 1860, p. 206. 



Atl. Ichth. III. 1863, p. 48. 



Osteochilus oligolepis Gunther, Cat. Brit. Mus. VII. 1868, p. 45. 

 Osteochilus spilurus Gunther, Cat. Brit. Mus. VII. 1868, p. 45. 



4j 

 D. 3.11; A. 3.5; P. 1. 12; V. 1.8; L.I. 29 30; L.tr.j[. 



51 



Height 3.5, 4.5 in length with caudal. Head 4, 5.2 in length 

 with caudal. Eye somewhat more than 3, shorter than snout 

 and about 1.7 in interorbital space. Snout somewhat pointed, 

 prominent with numerous small pores, without larger central 

 one. Maxillary barbels much longer than eye, the rostral ones 

 shorter. Origin of dorsal opposite to yth or 8th scale of lateral 

 line, separated by 10 n scales from occiput. Dorsal gradually 

 increasing in height anteriorly, the longest rays about equal 

 to length of head. Anal slightly rounded, shorter than head, 

 its origin opposite to 2O th scale of lateral line and behind end 

 of dorsal. Ventrals and pectorals equal. Ventrals not reaching 

 anus, their origin separated by 4 scales from nth scale of lateral 

 line and opposite to 3 r <l branched dorsal ray. Pectorals some- 

 what shorter than head. Caudal deeply emarginate, the lobes 

 bluntly pointed, longer than head. Least height of caudal 

 peduncle 1.9 in head, 1.2 in its own length, surrounded by 

 1 6 scales. Colour of preserved specimens brownish, scales with 

 a more or less distinct dark base. A large black spot near the 

 end of the caudal peduncle. Dorsal with two series of black 

 spots. Length more than 100 mm. 



Habitat: Sumatra (river Kwantan : Taluk!, Ringat!, and 

 its affluents; river Kampar Kiri, an affluent of river Kampar: 

 Gunung Sahilan !, river Si Russu, Indragiri) ; Banka ; British 

 North Borneo [British Museum]. 



14. Osteochilus harrisoni Fowl. 



Osteochilus harrisoni Fowler, Proc. Acad. Nat. Sc. Philadelphia (2) LVII. 

 1905, p. 480. 



