3. SILYBURA. 151 



I, m. (S (V. 214; C. 11) Cochin, Anamallays. Col. Beddome [C.]. 



& 2 (V. 277 ; C. 6). 

 n-p, q-s. c? (V. 229, 222 ; Anamallays. Col. Beddome [C.]. 



C. 10, 9) e-k 2 (V. 225, 



227,218,222; C. 7, 7, 



7,7). 



8. Silybura nigra. 



Silybura melanogaster (non Gray), Giinth. Proc. Zool. Soc. 1875, p. 227, 



pi. xxxi. fig. A. 

 nigi'a, Beddome, Proc. Zool. Soc. 1878, p. 154, and Ann. 8^ 



Mag. N. H. (6) xvii. 1886, p. 12 ; Bouleny. Faun. Ind., Rept. 



p. 263 (1890). 



Snout pointed ; rostral one third to two fifths the length of the 

 shielded part of the head, the portion visible from above longer than 

 its distance from the frontal, sometimes separating the nasals ; 

 frontal a little longer than broad. Eye small, not half the length 

 of the ocular. Diameter of body 23 to 30 times in the total length. 

 Scales in 19 rows round the middle of the body, as well as behind 

 the head. Ventrals about twice as large as the contiguous scales, 

 163-178. Subcaudals 6-11. Tail rounded, the terminal scute 

 with two small points ; upper caudal scales more or less strongly 

 pluricarinate. Blackish or dark violet, above with transverse 

 series of small round yellow spots or ocelli ; a lateral series of large 

 yellow spots, with may be confluent into a band. 



Total length 280 millim. 



HiUs of Southern India (Pulney, Anamallay, Madura, Tinnevelly), 

 4000-5000 feet. 



a. S (V. 166 ; C. 11). Anamallays. Col. Beddome [C.l. I 



h. S (V. 163 ; C. 10). Travancore. Col. Beddome [C.J. f 



(Types of S. melanogaster.) 



c. Hgr. 2 (V. 171 ; C. 6). Travancore. Col. Beddome [C.]. 



d-cf. 2 (V. 176, 172, 178, Pulney Hills. Col. Beddome [C.]. 



178 ; C. 7, 6, 7, 7). ' (Types of S. nigra.) 



h-i. S (V. 170, 174 ; C. Pulney Hills. Col. Beddome [C.]. 



10, 9). 



9. Silybura nitida. (Plate VI. fig. 3.) 



Silybura nitida, Beddome, Proc. Zool. Soc. 1878, p. 154, and Ann. 8)- 

 Mag. N. H. (5) xvii. 1886, p. 19; Bouleng. Faun. Ind., Rept. 

 p. 263 (1890). 



Snout obtusely pointed ; rostral about one third the length of 

 the shielded part of the head, the portion visible from above longer 

 than its distance from the frontal ; nasals in contact ; frontal as long 

 as broad or a httle longer than broad. Eye small, not half the 

 length of the ocular. Diameter of body 30 to 35 times in the total 

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

 head. Ventrals twice as broad as the contiguous scales, 184-195. 

 Subcaudals 5-1 1 . Tail round or slightly flattened above, the terminal 

 scales strongly pluricarinate ; the terminal scute with a transverse 



