140 



a. S (V. 139 ; C. 6). 



b. Hgr. (V. 129; C. 6). 



c. ? (V. 142; C. 6). 



d. Hgr. (V. 147 ; C. 9). 



e. Hgr. (V. 139; 0.6). 

 /. 6 (V. 142; C.9). 



Bhinopliis, Hemprich, Ch-undr. d. Naturg. p. 119 (1820) ; Miiller, 

 Zeitschr. f. Physiol, iv. 1832, p. 248; Gray, Cat. Liz. p. 141 

 (1845) ; .Bum. > Bibr. Et-p. Oen. vii. p. 153 (1854) ; Peters, 

 Uropelt. p. 9 (1861) ; Gunth. Rept. Brit. Ind. p. 183 (1864) ; 

 ' Beddome, Ann. Sf Mag. N. S. (6) xvii. 1886, p. 5 ; Bouleng. Faun. 



Ind., Bept. p. 254 (1890). 



Paeudo-Typhlops, part., Schleg. Abhild. p. 40 (1844). 



Dapatnaya, Kelaart, Prodr. Faun. Zeyl. ii. p. 16 (1853). 



Mytilia, part., Gray, Proc. Zool. Soc. 1858, p. 263. 



Eye in the ocular shield ; no supraocular, no temporal. No 

 mental groove. Tail ending in a large convex rugose shield, which 

 is neither truncated nor spinose at the end. 



In all the species the nasals are separated by the rostral. 



Ceylon and Southern India. 



Synopsis of the Species. 



I. Caudal shield as long as or a little shorter than the shielded part 



of the head. 



A. Kostral strongly keeled, half as long as the shielded part of 



the head ; 17 or 19 scales round the middle of the body. 



Diameter of the body 37 to 40 times in 



the total length ; ventrals 217-223 . . 1. oxyrhinus, p. 141. 

 Diameter of the body 47 to 49 times in 



the total length ; ventrals 236-246 . . 2. punctatus, p. 141. 



B. Rostral about two fifths the length of the shielded part of the 



head ; 17 scales round the middle of the body. 



Ventrals 153-172 3. planiceps, p. 141. 



Ventrals 190-204 4. trevelyanus, p. 142. 



C. Eostral one third the length of the shielded part of the head. 



15 scales round the middle of the body ; 



ventrals 182-214 5. sanguineus, p. 143. 



17 scales round the middle of the body ; 



ventrals 146 6. travancoricus, p. 143. 



II. Caudal shield much shorter than the shielded part of the head. 



7. hlythii, p. 144. 



