330 PROCEEDINGS OF THE ACADEMY OF [April, 



Chelicerse rather small. Stermim yellow brown, rounded with the 

 posterior point rather broad and square. 



Abdomen probably gray, somewhat faded in these specimens. Legs 

 and palpus yellow. Tibia of palpus armed with two sharp projections 

 above, of which the outer is the longer. Legs are clothed with short 

 hairs and spines. Femora of first and second legs has below near the 

 base three long slender hairs, on the third and fourth there is one each. 

 No auditor}^ hair on fourth metatarsus. 



Five male specimens in the Fox collection from District of Columbia, 

 labelled " Erigone columbiensis. Type." 



PROSOPOTHECA. 

 Prosopotlieca communis Em. 



I have examined one of the types of Lophocarenmn arvenis Banks, 

 a female, and am convinced that it is a synonym of this species. 



Prosopotheca directa Cambr. 



d' Legs I II III IV 



Tar 43 .41 .36 .43 



Met 58 .58 .51 .72 



Tib 72 .67 .53 .82 



Pat 27 .26 .24 .24 



Fem 82 .79 .67 .86 



Posterior eyes in a slightly ])rocurved line, ec[ual, the median eye 

 separated by about one-half their diameter and from the lateral by a 

 little greater distance; anterior eyes in a straight line, median eyes 

 much smaller than the lateral, very narrowly separated from the lateral 

 twice as far from each other. ^ledian ocular area longer than wide. 

 Clypeus a little narrower than ocular area. 



9 Legs I II III IV Palpus 



Tar 43 .41 .36 .46 .31 



Met 6 .6 .55 .77 



Tib 74 .72 .58 .89 .22 



Pat 29 .29 .26 .29 .13 



Fem 88 .84 .7 .86 .29 



Posterior eyes in a slightly recurved line, the median eyes a little 

 smaller than the lateral, separated from each other by less than their 

 diameter and from the lateral by one-half the diameter of the latter; 

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

 lateral, separated from each other by about half their radius and from 

 the lateral by about half as much. Median ocular area about as wide 

 as long. Clypeus a little wider than the ocular area. 



