1S72.] F.Day — Monograph of Indian Cyprinidod. 3 



A. With four barbels. (Pachystomus.) 

 1. Babujtts (Pachystomus) eebio. 

 Cyprinus rerio, Hani. Buck., Fish. Gauges, pp. 323, 390 ; *Cuv. and Val., xvi, 

 p. 406. 



Perilampus striatus, McClell., Ind. Cyp., pp. 290, 397, pi. 46, fig. 1, (from H. B. 

 MS.) 



Barilius rerio, *Guntker, Catal., vii, p. 292. 



Danio lineatus, Day, Proc. Zool. Soc, 1868, p. 198, and 1869, p. 378. 



PoncJia-geraldi. Uriah. 



B. III. D. 2/7, P. 13, Y. 8, A. 3/12, C. 19, L. 1. 26—28, L. tr. 6. 



Length of head 1/5, of caudal 1/4, height of body 1/1, of dorsal fin 

 2/13, of the total length. — JEyes : diameter nearly 1/3 of length of head, 1/2 

 a diameter from end of snout, and 1 diameter apart. Lower jaw the long- 

 er ; rostal harhels short, maxillary ones reaching the opercle. — Teeth : 

 pharyngeal, crooked, pointed, 5, 3, 1/1, 3, 5. — Fins : dorsal commences oppo- 

 site the anal, and slightly "before the middle of the total length ; dorsal and 

 anal highest anteriorly ; caudal deeply forked. — Lateral line : absent. — 

 Colours : about four metallic blue lines along the sides and forming three 

 bands on the caudal fin. Dorsal with a blue edging. Anal with three 

 longitudinal blue bands. 



Sab. — Bengal and Madras, attaining to about 2 inches in length. 

 Hamilton Buchanan and McClelland give 17 rays as existing in the anal fin. 



2. Babhius (Pachystomus) piscatoeitjs. 

 Opsarius piscatorius, McClell., Oal. Jonrn. Nat. Hist. 11, 1842, p. 582. 

 Barilius albumus, Giinther, Catal., vii, p. 289. 



Charl, Panj. 



B. III. D. 2/7, P. 16, V. 9, A. ?=?, C. 19, L. 1. 42, L. tr. 8/4, 



Vert. 16/23. 



Length of head 1/5, of caudal 1/5, height of body 1/5 of the total 

 length. — Eyes : diameter 2/7 of length of head, 1 diameter from end of snout. 

 The posterior extremity of the maxilla extends to beneath the middle of the 

 orbit; lower jaw slightly the longer. Third suborbital bone twice as deep 

 as the uncovered portion of the cheek below it. Humeral process very 

 short. Bostral barbels nearly half as long as the head, maxillary pah very 

 short. — Teeth: pharyngeal, crooked, 5, 3, 2/2, 3, 5. — Fins : dorsal higher than 

 long, commencing midway between the posterior edge of the orbit and the 

 root of the caudal, its last two rays being over the anal ; pectoral not quite 

 so long as the head ; caudal deeply forked. — Colours : ten dark bands 

 descend from the back to the lateral line ; fins yellowish, the edge of the 

 caudal stained greyish. 



Sab. — Bivers in the Sub-Himalayas and Ganges, where it attains above 

 five inches in length. Also Nipal and Sikkim. It does not appear im- 



