20 



THE COMMON SPIDERS 



color of Dysdera. The cephalothorax is almost as wide as long, 

 and widest opposite the second legs. The head is three- 

 quarters as wide as the thorax and as 

 high in the middle halfway between 

 the eyes and the dorsal 

 groove. The front of 

 the head is low, as in 

 Clubiona. The front 



row of eyes is a 



little curved, so 



that the middle 



pair are half 



their diameter 



higher than the 



lateral. The 



upper row is 



much longer 



and the lateral 



eyes are farther 



from the mid- 

 dle than these 



are from each 



other. The 

 labium and maxillae are like those of FiGs.67, 68,69. Chi 



a-, . i .1 1 • ii racanthium viri 



ubiona and the palpi very slender. 



The first pair of legs are thicker than 

 the others and as long as the fourth. 

 The second pair are also somewhat 

 thickened. The legs are orange 

 brown, darkest on the front pair. The cephalo- 

 thorax is dark brown and finely roughened over the 

 whole surface, without hairs except in front. The abdomen is 

 pale, with no markings except over the dorsal vessel and the 



chelas ruber, 



times. 



de. — 67, female 

 enlarged four 

 times. 68, eyes 

 from in front. 

 69, maxillae, labi- 

 um, and mandi- 

 bles from below. 



° ° 



0000 



68 



