Leuciscus. INDIAN CYPRINID®. ALI 
X.—LEUCISCUS MARGARODES, J. M. 
Cyp. jaya, Buch. Coll. ? 
Chola of the Assamese. 
The mouth is small, placed behind a prominent and narrow snout ; scales 
small, about fifty-four in a row along the lateral line, and eighteen in an oblique 
line from the ventrals to the dorsum ; they are easily detached, and are covered 
with a copious pearly pigment; lobes of the caudal of equal length; back 
green, sides silvery, two anterior suborbitar plates extend to the upper lip on 
either side. The fin rays are, 
DO) SE orn 8 seA.9 2 ©10! 
The stomach and intestine forms a thick capacious fleshy canal, equal to about 
one and a half lengths of the body, inclusive of the head and caudal. This 
species resembles Cyprinus morar so closely in form that I have not figured 
it. It is also found in the Bramaputra, especially in Upper Assam. 
XI.—Cyprinus Cocsa, Buch. 
OpyrCit. Pl.'3. £577. 
Four cirri; back green; sides, opercula, and lower parts of the body sil- 
very ; faint streaks descend partially from the back to the sides, as in the genus 
Opsarius ; suborbitar plates occupy the space between the eye and the cor- 
ner of the mouth on either side, as in the last two species; mouth horizontal ; 
forty-two scales along the lateral line, and eleven in an oblique line from the 
ventrals to the back; snout prominent and deep, with a depression in front 
of the upper jaw for the reception of the apex of the lower, which is without 
a prominent tooth. The fin rays are, 
D.9: P.13: V.9: A.10: C.19: 
