THE AGALENID^ 



97 



twice the length of the body. They are marked with faint gray 

 rings at the ends and two in the middle of each joint. The 

 palpi are long and slender in both sexes, and those of the 

 male have the patella and tibia of about the same length and 

 each nearly twice as long as wide. There are no processes on 

 the patella, but two small teeth on the tibia near its end. The 

 tarsus is small and narrow, not as long as the patella and tibia. 



Fig. 230. Web of Tegenaria derhamii in corner of cellar. 



The webs are made in all parts of cellars and unswept build- 

 ings, sometimes forming a shelf in the corner, not as large or 

 as flat as those of A. ncEvia, but with a similar tube on the most 

 sheltered side (fig. 230). The webs more often spread under 

 beams and floors, fastened up by threads at the sides and edges, 

 and, as they gather dust, hang down by its weight and become 



