142 XJKOPELTIDiE. 



p. 15 (1861); Gilnth. Rept. Brit. Lid. p. 184 (1804); Jan, Icon. 

 Gen. p. 46, ]. 9, pi. ii. iig. 2 (1865). 

 Khinophis planiceps, Peters, op. cit. p. 17, pi. i. fig. 1 ; Theoh. Cat. 

 Rept. Brit. hid. p. 129 (1876) ; Beddome, Ami. Sf Mag. N. H. (5) 

 xvii. 1886, p. 6; Bouleng. Faun. Ind., Rept. p. 255 (1890). 



Snout acutely pointed ; rostral obtusely keeled above, about two 

 fifths the length of the shielded part of the head ; frontal usually 

 longer than broad. Diameter of body 24 to 34 times in the total 

 length. 17 scales round the middle of the body, 19 behind the head. 

 Ventrals only a little larger than the contiguous scales, 153-172 ; 

 subcaudals 3-6. Caudal disk about as long as the shielded part of 

 the head. Uniform brown, each scale with a lighter margin ; 

 sometimes a yellowish, blotch near the head or on the anal region. 



Total length 270 millira. 



Ceylon (Central Provinces). 



a. 2 (V. 172 ; C. 4). Ceylon. C. R. BuUer, Esq. [P.]. 



(Tvpe of R. planiceps.) 



b. c? (V. 153; C. 6). Ceylon. C. R. Buller, Esq. [P.]. 



c. c? (V. 156; C. 5). Ceylon. Sir A. Smith [P.J. 



d. e. S (V. 155 ; C. 6) & Ceylon. 

 $ (V. 170; C. 3). 



4. Rhinophis trevelyanus. 



Dapatnaya trevelyana, Kelaart, Prodr. Faun. Zeyl. ii. p. 17 (1853). 



Mytilia gerrardi, Gray,Proc. Zool. Soc. 1858, pp. 58, 203, pl.xiii. 



Rhinophis homolepis (Hempr.), Peters, Uropelt. p. 14, pi. ii. fig. 2 

 (1861) ; Jan, Icon. Gen. p. 48, 1. 9, pi. ii. fig. 4 (1865). 



trevelyanus, Gmith. Rept. Brit. Ind. p. 185 (1864) ; Theoh. Cat. 



Rept. Brit. Ind. p. 129 (1876) ; Beddome, Ann. 8) Mag. N. H. (5) 

 xvii. 1886, p. 7 ; Bouleng. Faun. Ind., Rept. p. 256 (1890). 



Snout acutely pointed ; rostral obtusely keeled above, about two 

 fifths the length of the shielded part of the head ; frontal usually 

 longer than broad. Diameter of body 26 to 30 times in the total 

 length. 17 scales round the middle of the body, 19 behind the 

 head. Ventrals only a little larger than the contiguous scales, 

 190-204 ; subcaudals 3-6. Caudal disk as long as the shielded part 

 of the head. Blackish brown above ; yellow beneath, each scale 

 with a black spot ; a series of triangular yellow spots along each 

 side of the body. 



Total length 275 millim. 



Ceylon (Central Provinces). 



a-b, c-d. S (V. 190; 0. 6), Ceylon. Dr. Kelaart. 



$ (V. 200, 204 ; C. 4, 5), 



&hgr. (V. 192; C. 5). 

 e-g. 6 (V. 194 ; C. 5), $ Ceylon. R. College of Surgeons. 



(V. 203 ; C. 3), & hgr. (Types of 31. gerrardi.) 



(V. 196; C. 4). 

 Ji, i'l. 6 (V. 198; C. 6) & $ Ceylon. Col. Beddome [C.1. 



(V. 200, 193, 192 ;C. 3, 4, 5). 



