

AMPHIBIA. SERPENTES. 5. Anguis 81 



15. C. Prester. Entirely black, with a jet-black indented 

 band down the back. 



Black Viper. Shaw Zool. \\\.p. 375. 



Much refembles the last, except in colour and number of fcales :. 

 lips fpeckled with white ; plates of the belly 153 : scales below the 

 tail 32. 



Obs. Thefe 3 have a great affinity with each other. 



16. C. natrix. Olive-brown or bluish, with a black and 

 a yellow patch each side the neck : down the sides a 

 row of narrow black spots : belly dusky, or yel- 

 lowish. 



Ringed Snake. Brit. Zool. ii'u t. 4. Shaw Zool. i'n.p. 447. 



Body 3-5 feet long : head clothed with large plates : mouth marked 

 with black bars at the sides: scales of the back carinate : belly 

 whitish yellowish or brownish, with an irregular longitudinal; 

 black stripe, beginning at the 15th plate : plates of the belly 1705 

 scales under the tail 60. 



n. C. Dumfrisiensis. Pale brown, with reddish-browr 

 transverse flexuous bands in pairs. 



Dumfries Snake. Sow, Brit. Mi/cell. 1. p. 5. tab. .3. 



Body with reddish-brown fpot3 on the sides between the bands : 

 scales of the back not carinate: plates of the belly 162: fcalet- 

 under the tail about 80. 



5. ANGUIS. Slow-worm, 

 18. A.fragilis. Rufous-grey, with 3 longitudinal brown 

 lines down the back : belly lead-colour. 



Blind-worm. Br. Zoo/, in. t, 4.. Borl. Corn. t. 28. 



2. Of a darker colour: fcales of the belly 126; under the 

 tail 136. 

 Aberdeen Snake. Br. Zool. iii. p. 33. 



Body io or 12 inches long: head fmall, covered in front with 

 large-fcales : sides fometimes streaked with black and white : fcales 

 fmall, foft, clpfe-fei j of the belly 135, under the tail 135. 



