52 



THE COMMON SPIDERS 



the hinder eyes. The front middle eyes nearly touch each 

 other. The lateral eyes are half their diameter higher than 

 the front ones. The middle eyes are nearer the 

 lateral than the dorsal. In the males the front 

 eyes are nearly their diameter above the mandibles, 

 and below them is a white band and a line of white 

 ff, hairs from the middle of the head 

 f> down to the base of the first legs. 



[ 39 



The legs are rather 



Fig. 137. Plexippus pner- 

 perus. — Female enlarged 

 six times. 



slender in both sexes 



and long in the males. 



The fourth pair are 



longest in females, and 



in males the first and 



fourth are the same 



length. The markings 

 of the abdomen are much alike in both 

 sexes, with two light stripes, more definite in 

 the males, bordered by a few small black 

 spots irregularly arranged. The stem of 

 the abdomen is long, and the abdomen and 

 thorax appear farther apart than in FlGS lj8j ^ plexippus puer . 

 many species. In the females the penis.— 138, male enlarged six 



times. 139, front of head of 



cephalothorax is pale, with a few gray male. 



