Perilampus. 



INDIAN CYPRINIDiE. 



397 



VIII, — Perilampus reticulatus, J. M. 



t. 45. f. 1. i3 



Cyp. dangila, Buch. 



t'our cirri ; length of the head to that of the body as one to three, ex- 

 clusive of the head and caudal ; depth of the body to the length, as two 

 to five. The sides are ornamented with reticulated narrow blue stripes, below 

 silvery, above olive green, dorsal opposite to the commencement of the anal. 

 The fin rays are, 



D.13 : P.12 : V.7 : A.17 : C.20. 



The caudal fin is almost entire. I have only seen a single specimen of 

 this fish in Calcutta ; according to Buchanan it inhabits rocky streams south 

 of Monghyr, and is said to attain about the size of the finger. 



IX. — Perilampus striatus, J. M. 

 t. 46. f. 1. i3 

 C^jprinus rerio, Buch. 



A very beautiful little species, found by Buchanan in the Kosi river on 

 the northern boundary of Bengal, but which is also very common in the 

 Sunderbuns, where it seldom attains above an inch in length. 



It has four setaceous cirri, two very long and two short, in front of 



the nostrils. The sides are marked with eight or nine alternate stripes of 



blue and silver ; several distinct blue stripes on the caudal and anal fins ; 



colour above olive, below silvery. The dorsal fin is placed opposite to the 



3 a 



