Class III. VIPER SERPENT. 



85 



GENUS IV. SERPENT. 



Body long and slender, covered with scaly 



plates. 

 Feet none. 



"Eyis- Arist. Hist. an. lib. iii. 



c. 1. 

 Vipera. Virg. Georg. iii. 417- 



Plinii lib. x. c. 42. 

 Vipera. Gesner Serp. 7\. 

 Viper, or Adder. Raii Syn. 



quad. 285. Borl. Corn. 282. 



tab. 28. 

 Coluber Berus. Lin. Syst.377- 



Gm. Lin. 1090. 



C. Berus scutis abdom. 146. 1. Viper. 



squamis caudae 39. 

 Hugg-orm. Faun. Suec. No. 



286. 

 Laur. Amph. 97. tab. 2. Jig. 1. 

 La Vipere commune. De la 



Cepede. Hist, des Serpents. 



ii. 1. tab. I. Jig. 1. 

 Amain. Acad. i. 527. 

 Shaw, Gen. Zool. iii. Part ii. 



p. 365. 



V IPERS are found in many parts of this 

 island, but the dry, stony, and, in particular, 

 the chalky countries abound with them. They 

 swarm in many of the Hebrides. 



They are viviparous, not but that they are 

 hatched from an internal egg; being of that 

 class of animals, of whose generation Aristotle* 



Says, Ev avtots [jJv wofoxsi •to t'sXsiov ujov, s%cv $s ^ojotoksi, 



i. e. " They conceive a perfect egg within, but 



* De Gen. an. Lib. III. c. 2. 

 D 2 



