5i 



R BLYTHii, Kelaart. 



Caudal shield small, not half size of head, sometimes 

 keeled. 



Common in Ceylon. 



R. PULNEYENSis, Bedclome. 



Snout obtuse ; caudal shield very small. Brown with 

 yellow lateral band and spots. 



UROPELTIS, Cuvier. 



Head conical ; nasals centiguous ; supraciliary and post- 

 ocular confluent. Tail cylindrical, obliquely truncated as 

 if severed by a knife ; the disk flat, rough, scaleless. 



U. GRANDis, Kelaart. 



Scales 23-21. Ventrals 138-148, subc. 7-8 bifid. Length 

 20 inches. Brown with occasional white or yellow spots. 



Ceylon. 



SILYBURA, Gray, Peters. 

 Head conical ; nasals contiguous ; supraciliary and post- 

 ocular confluent. Tail subcylindrical, the scales on its ii]f)per 

 side are shield-like and keeled, forming a flattish disk ending 

 in a horny bi-spinous scale. Length 6-14 inches. 

 Hills of South of India. 



S. MACROLEPis, Peters. 



Scales 15. Ventrals 137. Black, with an irregular lateral 

 yellowish stripe. 



S. BEDDOMII, Othr. 



Scales 17. Ventrals 178. Rostral longer than the vertical, 

 slightly keeled. Brown, lateral and ventral white dots ; 

 short yellow lateral stripe ; vent and tip yellow. 



S. OCELLATA, Bcddomc. Plate VII, fig. 4. 



Scales 17. Ventrals 200. Rostral shorter than the vertical. 

 Olive or brown, with numerous transverse series of four 

 yellow, black-edged ocelli. 



