390 Dr. J. E. Gray on some new species of Reptiles. 



rather short, ending in a conical rather compressed horny point ; 

 subcaudal plate two-rowed. Eye moderate, pupil round. 

 Hab. Khassia. 



Coronella callicephalus. 



Pale brown ; lips and beneath paler. Head brown, with a 

 distinct central black band on the crown, and a streak from 

 the back edge of the eyes extending over the temple to the 

 first cross band. Back with a black streak on each side which is 

 very narrow and interrupted, commencing about the middle of 

 the body, and becoming gradually broader and more con- 

 tinuous until it forms a rather broad streak on each side of 

 the upper surface of the tail ; and with very broad rather irre- 

 gular blackish cross bands edged with a narrow black and pale 

 yellow front and hinder margin. Scales smooth, ventral shield 

 rounded. Eyes moderate; head-shields distinct; superciliary 

 shield triangular ; one anterior and one posterior ocular shield 

 and a distinct square loreal shield ; the hinder nasal shield larger 

 than the loreal ; subcaudal shields two-rowed. 



Hab. Khassia. 



Psammophis collaris. 



Olive, very minutely black speckled, forming darker edges to 

 the scales, and a broad rather darker band on the lower part of 

 each side; a broad band across the nape, two indistinct nar- 

 row bands across the crown, a series of spots on the middle 

 of the front of the back along each side of the ventral shield, 

 becoming confluent behind into a more or less continued narrow 

 streak on the side of the tail, and a narrow streak on each side of 

 the face through the middle of the eyes to the temple, black. 

 Lips, under part of body, and band across the temple and be- 

 hind the black nuchal spot, white; scales smooth, thin. Head 

 rather short. Eyes moderate, pupil round, one anterior and two 

 posterior ocular shields and one small loreal shield. 



Hab. Khassia. 



In young specimens the vertebral spots are continued to the 

 tail ; there is a series of very small black specks on each side of 

 the middle of the front ventral shield, and the labial shields are 

 dark-edged. The upper end of the ventral shield is olive and 

 minutely speckled like the lateral scales. 



Coluber radiatus. 

 Old and young. 

 Hab. Sikkim; Khassia Hills. 



Herpetrodryas frenatus. 

 Green ; lips and beneath white. Head with a broad black streak 



