549 



PURPURASCENT SNAKE. 



Coluber Purpiirascens. C. Twlaceo-'virescens, linea utrinque ah' 

 dominali pallida. 



Violaceous-green Snake, with a pale line on each side the ab- 

 domen. 



Serpens canora purpurea Caicuba. Seh. 2. t. 82. f. 3. 

 Abdominal scuta 212, subcaudal scales 182. 



Extremely resembling the 7iasutus and myc- 

 terizans in general habit, except in the article of 

 the pointed snout, the head in this being of an 

 ovate form, with a moderately tapering, but not 

 pointed upper jaw : its colour is an obscure green, 

 with a very strong cast of violet purple : the skin 

 about the neck and back appearing and forming 

 in some parts a kind of reticular variegation as in 

 the ahmtulla, my c terizans, Sec. on each side the 

 abdomen is a white or whitish-yellow stripe, and 

 in some specimens two other stripes of similar 

 colour pass along the middle of that part. 



