16 F. Day — Monograph of Indian Cyprinidce. [No. 1, 



snout and apart. Body strongly compressed : a slight concavity over the 

 occiput. Lower jaw prominent, having a strong hook fitting into an emar- 

 gination in the upper jaw when the mouth is closed. In adults there is a 

 sharp spine directed forwards ahove the anterior superior margin of the 

 orbit, and a second broader and blunter before the centre of the anterior 

 orbital margin. In immature examples these spines are equally sharp. No bar- 

 bels. — Fins : the dorsal commences midway between the posterior extremity 

 of the orbit and the base of the caudal, its first five or six rays are in 

 advance of the anal. Caudal lunate. — Lateral line : 3^ rows of scales 

 between it and the base of the ventral fin. — Colours : silvery, with an ill- 

 defined lateral band, and some vertical yellow lines in the anterior half of 

 the body. Dorsal and anal greyish, with reddish margins anteriorly. In 

 the immature there is a dark humeral spot, and a steel-blue lateral band goes 

 to the centre of the caudal fin, which has a scarlet stripe along the last half 

 of its centre. 



Hab. — Pegu ; attaining four inches in length. 



3. Dadstio attrolineattts, PI. I, Pig. 1. 



Perilamypus aurolineatus, Day, Proc. Zool. Soc. 1865, p. 306. 



„ aradanio, Day, Fishes of Malabar, p. 219, pi. xvii, fig. 2. 

 Danio malabaricus, Gunther, Catal. vii, p. 283 (not Jerdon). 



B. III. D. 2/12, P. 14, V. 7, A. 3/15, L. 1. 34—40, L. tr. 8/4. 



Length of head nearly 1/5, of caudal 1/5, height of body 1/3, of dorsal 

 fin 1/7 of the total length. — JEyes : diameter 1/3 of length of head, 3/4 of 

 a diameter from end of snout, 1 diameter apart. Lower jaw anterior, 

 having a distinct knob at its extremity. Rostral barbels present, half as 

 long as the eye. — Teeth : pharyngeal, curved, pointed 5, 4, 1/1, 4, 5. — Fins : 

 dorsal commences nearer the snout than the posterior extremity of the 

 caudal fin, and opposite the anal. Colours : three or four steel-blue lines pass 

 along the body. 



Hob. — South Malabar, attaining 3 inches in length. 



4. DANIO IilOTEOLATUS. 



Leuciscus Uneolatus, Blyth, J. A. S. of Bengal, 1858, p. 289. 

 Penlampus affinis, Blyth, loc. cit. 1860, p. 163. 

 Dcmio Uneolatus, Gunther, Catal. vii, p. 282. 



B. III. D. 3/10, P. 13, V. 8, A. 3/14, C. 19, L. 1. 33, L. tr. 7^/3. 



Length of head 1/4, height of body 1/4 of the total length. — Fyes : 

 diameter 2/7 of length of head, 1 diameter from end of snout. Barbels 

 well developed, the rostral ones being nearly as long as the eye, and the 

 maxillary one-third shorter. — Colours : a dusky spot behind the gill covers. 



