HALF-SPOTTED SNAKE. 521 



mates, destroying the smaller kind of noxious 

 animals : in its general appearance it is allied to 

 the Hippocrepis, being of a pale grey colour, spot- 

 ted with brown ; its principal mark of distinction 

 being a double black spot between the eyes. 



HALF-SPOTTED SNAKE. 



Coluber Regina?. C.fusco-violacem, subtus albus, scutis alter' 

 natim macula laterali scmiorbkulata fusca notatis. 



Violaceous-brown Snake, white beneath, with the scuta marked 

 alternately by a semiorbicular brown spot. 



Coluber Regina?. Lin. Syst. Nat. p. 378. Mus. Ad. Frid. p. 24-. 

 t. 13. f. 3. 



Abdominal scuta 137, subcaudal scales 70. 



A SMALL species, about a foot in length: co- 

 lour purplish brown above, and white beneath, 

 the abdominal scuta marked alternately on one 

 side by a pretty large dusky half-round spot : the 

 tail is of moderate length, rather slender, and the 

 ^cales beneath are plain or unspotted : native of 

 India. 



Y. in. P. ii. 34 



