SILYBUBA. 261 



300. Silybura grandis. 



Rhinophis grandis, Beddome, Madras Journ. Mcd. Sc. 1867 ; Theob. 



Cat. p. 131. 

 Silybura grandis, Giinth. A. M. N. H. (4') i, 1868, p. 414; Beddome, 



A. M. N. H. (5) xvii, 1886, p. 11. 



Snout pointed ; rostral one third or one fourth the length of 

 the shielded part of the head, longer than its distance from the 

 frontal, sometimes separating the nasals ; frontal longer than 

 broad. Eye very small, not half the length of the ocular. Diameter 

 of body 30 to 40 times in the total length. Scales in 19 rows 

 round the middle of the body, 21 behind the head. Ventrals about 

 twice as large as the contiguous scales, 198-218 ; posterior ven- 

 trals pluricarinate in the male ; subcaudals 6-12. Tail round or 

 slightly compressed, the terminal scute with two small spines ; 

 caudal scales more or less strongly pluricariuate. Dark violet ; 

 belly with alternating large yellow spots or cross bands. 



Total length 19 inches. 



Hab. Anaimalai Hills, 4000-4700 feet. 



301. Silybura petersii. 



Silybura petersi, Beddome. P. Z. S. 1878, p. 154; id. A. M. N. H. 

 (5) xvii, 1886, p. 22. 



Snout obtusely pointed ; rostral hardly one fourth the length 

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

 shorter than its distance from the frontal ; nasals in contact ; 

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

 ocular. Diameter of bodv 25 to 33 times in the total length. 17 

 scales round the middle of the body, 19 behind the head. Ventrals 

 about twice as large as the contiguous scales, 151180 ; subcaudals 

 6-11. Tail round or slightly compressed, the terminal upper 

 scales more or less distinctly pluricarinate ; the terminal scute 

 with a transverse ridge, without distinct points. Brown, with or 

 without yellowish dots above ; belly with small irregular yellowish 

 spots ; no yellow band on the side of the tail. 



Total length 7'5 inches. 



Hab. Anaimalai Hills, 4000-4700 feet. 



302. Silybura maculata. 



Silybura maculata, Beddome, P. Z. S. 1878, p. 154 j id. A. M. N. H. 

 (5) xvii, 1886, p. 22. 



Snout obtuse ; rostral about one fourth the length of the shielded 

 part of the head, the portion visible from above as long as its 

 distance from the frontal ; nasals in contact ; frontal longer than 

 broad. Eye small, not half the length of the ocular. Diameter 

 of body 27 to 35 times in the total length. 17 scales round the 

 middle of the body, 19 behind the head. Ventrals nearly twice 

 as large as the contiguous scales, 154-165; subcaudals 8-13. 

 Tail rounded or a little compressed ; scales smooth or a few of 

 the terminals faintly keeled ; terminal scute very small, bicuspid. 



