138 



THE COMMON SPIDERS 



Linyphia communis. — A little smaller than marginata, with 

 legs a little shorter. The colors are the same light yellow and 

 purplish brown, but the markings are distinctly different. The 

 cephalothorax is uniform light brownish yellow. The middle 



Fig. 322. Web of Linyphia communis between the branches of a spruce tree. 



Half the real size. 



stripe of the abdomen extends the whole length of the upper 

 side and connects with several narrow brown stripes that extend 

 down the sides (fig. 323). The abdomen is more regularly oval 

 and less enlarged behind than in marginata, but the upper part 

 extends back farther over the spinnerets. The under side is 



