S35 



SIRTAL SNAKE, 



Coluber Sirtalls. C.fuscus, vittis tribus viridi-cccrukscait^m. 

 Brown Snake, with three blueish-green bands, 

 Coluter Sirtaiis. Lin, Syst, Nat. p. 383. 

 Abdominal scuta 150, subcaudal scales 114. 



Observed by Kaim in Canada : a slender spe- 

 cies, of a brown colour above, with three longi- 

 tudinal blue green stripes : body said by Linn^us 

 to be slightly striated. 



TRISCAL SNAKE. 



Coluber Triscalis. C, gkucus, lineis tribus fiiscis ad nudmn 

 coiijimctis. 



Glaucous Snake, with three brown lines conjoined at the back 



of the neck. 

 Coluber Triscalis, Lin. Syst. Nat. p. 385. 

 Abdominal scuta 1£)5, subcaudal scales 8(5. 



A SMALL but beautiful species, measuring about 

 a foot and half in length, and being of a sea-green 

 colour, marked above by four rufous stripes which 

 gradually unite into three, and afterwards into 

 two, and at length, on the tail, form one single 

 stripe : the head is covered with large scales, those 

 on the other parts being smooth or not carinated : 

 the tail measures about a fifth of the. wliole length: 

 native of South America. 



