28 F. Day — Monograph of Indian Gyprinidm. [Xo. 1, 



11. Sub-Fam. HOMALOPTEEJNA. 



Ajpalopterince, McOlell. 



Pseudobranchice absent. Body elongated and depressed anteriorly, 

 having a broad smooth abdomen. Snout prominent before the mouth, which 

 latter is small, transverse, inferior and central, with fleshy lips. Barbels 

 present. Branchial aperture vertical and narrow. Pharyngeal teeth in a 

 single row, conical. Pectoral and ventral fins horizontal, forming half discs. 

 Body scaled. Air bladder absent. 



Geographical distribution. — Streams and mountain torrents in the Hills 

 of India, and extending as far as Java and Sumatra. 



Only one known genus. 



Homaloptera, 6 barbels, none on mandibles. 



12. Genus. Homaloptera, v. Mass. 



Balitora, Gray. 

 Platycara, McClelland. 



Mead and anterior part of body depressed ; snout more or less spatu- 

 late. 3fouth small, inferior, with two pairs of rostral barbels, and one at 

 either angle of the mouth. Pharyngeal teeth small, from 5 to 16 in one row. 

 Pectoral and ventral fins with many rays, the outer of which are simple. 

 Dorsal short, situated opposite to the ventrals ; anal likeivise short. 



Geographical distribution. — Java and Sumatra, and through some of 

 the hilly districts of the Himalayas to the Wynaad in Madras Presidency. 



Synopsis op Species. 



1. Homaloptera Brucei, D. 3/8, A. 2/5, L. 1. 70. Brown blotched with darker. 



Wynaad hills in Madras. 



2. „ maculata, D. 11, A. 2/5, L. 1. 78. Butan and Khasi Hills. 



3 „ bilineata, D. 9, A. 6. Horizontal bands, Tenasserim Provinces. 



1. Homaloptera Brucei. 



Bolitora Brucei, Gray and Hard., Ind. Zool. ; *McClelland, Ind. Cyp., p. 299, 428, 

 pi. 49, fig. 1. (From Gray and Hard.) ; *Cuv. and Val. xviii, p. 101. 



Platycara ausiyralis, Jerdon, M. J. L. and S., 1849, p. 333. 



Homaloptera Brucei, Day, Proc. Zool. Soc. 1867, p. 348 ; Giinther, Catal. vii, 

 p. 340. 



Cal-candee, Tarn. " Stone carp.". 



B. III. D. 3/8. P. 19, V. 9, A. 2/5, C. 17, L. 1. 70. 



Length of head 1/6, of caudal 1/6, height of body 1/7 of the total 

 length.— JEyes : directed upwards and outwards, diameter 1/5 of length of 

 head, 3 diameters from end of snout, 2 diameters apart. Snout broad, 

 depressed ; lips fringed. Rostral barbels short, their length equalling about 



