332 PROCEEDINGS OF THE ACADEMY OF [April 



Posterior eyes in a straight line, about equal, the median eyes sepa- 

 rated by their radius, slightly nearer to the lateral ; anterior eyes in a 

 straight line, the median eyes only slightly smaller than the lateral, 

 very narrowly separated from them and from each other. Median 

 ocular area about as wide as long. Clypeus about as wide as ocular 

 area. 



Prosopotheca pallida Em. 



(J" Legs I II III IV 



Tar 41 .41 .34 .38 



Met 62 .6 .48 .67 



Tib 72 .65 .53 .74 



Pat 26 .26 .24 .24 



Fern 82 .77 .65 .79 



Posterior eyes in a strongly prociu"ved line, about equal, the median 

 eyes separated from each other by two-thirds their diameter and from 

 the lateral by a little greater interval; anterior eyes in a straight line, 

 about equidistant, the median eyes much smaller than the lateral. 



9 Legs I II III IV 



Tar 48 .46 .38 .47 



Met 77 .74 .65 .79 



Tib 89 .84 .66 .89 



Pat 29 .29 .26 .26 



Fern 96 .96 .82 .96 



Posterior eyes in a slightly procurved line, equal and equidistant, 

 separated by two- thirds their diameter; anterior eyes in a straight 

 line, equidistant, separated by one-half the radius of the median eyes 

 which are considerably smaller than the lateral. Median ocular area 

 a little longer than broad. Clypeus about as wide as ocular area. 



Prosopotheca spiralis Em. 



E. Simon has considered this species a synonym of Cornicularia 

 vigilax Blackw. He has very kindly examined a specimen which I 

 sent him-"and writes that he now considers them distinct. 



d" Legs I II III IV 



Tar 31 .31 .26 .34 



Met 46 .43 .38 .55 



Tib 55 .5 .38 .6 



Pat 24 .24 .22 .22 



Fern 7 .65 .53 .7 



Posterior eyes in a straight line, equidistant, the median eyes a little 

 smaller than the lateral and separated by less than their diameter; 

 anterior eyes in a straight line, the median eyes much smaller than the 



