Superfamily Argicpoidea 



I have not seen the male. It is said to have a long narrow 

 abdomen without any humps or spines. 



This is a widely distributed species. 



Micrathena reduviana (M. re-du-vi-a'na). — This is a smaller 

 species than either of the two preceding, the adult female measur- 



Fig. 561. WEB OF MICRATHENA SAGnTATA, SHOWING THE 

 POSITION OF THE SPIDER WHEN AT REST 



ing from one sixth to one fifth inch in length; and the spines on 

 the abdomen are much less prominent than on either of them. 

 The cephalothorax is brownish yellow. The abdomen overlaps 

 the hind half of the cephalothorax, and has two pairs of com- 

 paratively small spines at the caudal end, the second pair of which 

 are concealed by the first when the spider is viewed from above 

 (Fig. 563). It is white or yellow above; with a dark spot near 

 the base, and another at the hint! end. 



This species is widely distributed in the Eastern States. It 

 is the Epeira mitrata of Hentz. 



Micrathena maculata (M. ma-cu-la'ta). — This species, which 

 has been found in Arizona is closely allied to the preceding. 

 The female measures a little more than one fifth inch in length. 

 The cephalothorax is uniform dark brown, about twice as long 

 as broad, broadest in the middle, about as broad in front as 



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