PULMONARIA. 



305 



pion being a native of our country. They differ from 

 the Spiders by having very large palpi, terminating 

 in broad pincers, closely resembling those of a Lob- 

 ster ; an abdomen composed of distinct segments, but 

 broadly joined to the chest ; the whole body covered 

 with a hard shelly crust. 



Scorpio,* the Scorpion. 





THE COMMON SCORPION (Scorpio Afer\ lying on its back ; and THE 

 AFRICAN CENTIPEDE (Scolopendra Guinensis). 



The true Scorpions have, at the base of the abdo- 

 men, two moveable plates, toothed like a comb, 



, its Greek name. 



