THE EPEIRID^ 



201 



abdomen, and three stripes on the cephalothorax. The abdo- 

 men is generally enlarged a little in the front third (fig. 461). 

 The males are smaller and more slender than the females, with 

 longer legs and mandibles. 



Tetragnatha extensa/ — Female a quarter to three-eighths of 

 an inch long, with the first leg three-quarters of an inch. The 

 abdomen is shorter than in grallator, about twice as long as 

 the cephalothorax, and not as much widened in front (fig. 462). 



Fig. 459. Web of Tetragnatha in tansy plants, showing the spider in its usual position. 



The mandibles are two-thirds as long as the cephalothorax and 

 not much inclined forward. The lateral eyes are near together. 

 The colors are often dark, dull yellow brown or gray, with 



