Superfamily Argiopoidea 



there is a very much curled thread. And supported by these 

 four threads there is a band of viscid silk, the edges of which are 

 undulating, and at a considerable distance from the curled threads; 

 that is, the woof is much wider than the warp. 



Family ULOBORID^E (U-lo-bor'i-dee) 



The Uloborids (U-lob'o-rids) 



The Uloboridae includes a small number of very remarkable 

 spiders. They agree with the Argiopidae and differ f rom all other 

 spiders in spinning orb-webs. But they differ from the Argiopidae 



^Sfc 



Fig. 235. POSTERIOR METATARSUS OF ULOBORUS 



in the possession of a cribellum and a calamistrum; and their 

 webs differ from those of that family in containing a hackled band, 

 instead of the ordinary viscid thread. 



Fig. 236. HACKLED BAND OF HYPTIOTES 



The eyes are all dark in colour; the lateral eyes on each side 

 are farther apart than are the two pairs of median eyes; and the 

 posterior median eyes are of moderate size. The posterior 



262 



