THE CINIFLONID/E, OR CRIBELLATA 



21 I 



live, having in some part of the web a hole in which the spider 

 usually hides (fig. 473). Some allied species make nearly cir- 

 cular webs on walls, with the hole 

 near the center, and gather so much 

 dust as to appear like a spot of dirt 

 (fig. 471). Voh(cripes is about a 

 sixth of an inch in length, and 

 4^*^ viuraria an eighth of an inch. 



]\^lHcripcs is browner in color and more common 

 on plants, and miiraiia is grayer and more com- 

 mon on fences. Both species are marked much 

 alike. The cephalothorax is dark brown, partly 

 covered with light gray hairs, some of which 

 form roughly three stripes on the head. The 

 abdomen is large and round, in some 

 females nearly as wide as long. The front 

 half has a middle dark spot of various 

 shapes, and the hmder half two rows of 



Figs. 4S4 48^ 4S6 Die 

 tyna volucnpes — 4S4, 

 female enlarged eight 

 times 4S!; tibia of male 

 palpus of Dictjiia volu 

 cripeb 4S6 tibn of 

 male pilpus of Dict>na 

 mm 11 11 



Fig. 487. Varieties of marking on the abdomen of 

 Dictyna muraria. 



spots connected in 



pairs with a middle 



line, forming a figure much like the markings of several 



species of Epeira (figs. 484, 487). The legs are dark gray or 



brown, covered with fine hairs, the first pair not much longer 



