1892.] NATURAL SCIENCES OF PHILADELPHIA. 27 



very prominent ; abdomen grayish-white with a more or less dis- 

 tinct medium dark stripe on basal part of dorsum, not reaching to 

 the middle of abdomen ; behind this several pairs of dark spots 

 sometimes indistinct or w^anting ; abdomen covered with white 

 hairs; legs with both white and black hairs and red-brown spines; 

 sternum with black hairs. 



Abundant under leaves in autumn and winter. 



Cicurinaplacida, nov. sp. Plate I, fig. 77. 



Total length 9 5mm. 



Very similar to C. ereber ; color and markings the same : some- 

 times the abdomen has a spot each side of the basal stripe. Differs 

 from C. ereber chiefly in size and in the shape of the epigA^num, 

 which is not as prominent as in that species. Cephalothorax some- 

 times redder than in that species. 



Not uncommon under leaves with the other species. Coy Glen, 

 Buttermilk Creek, Fall Creek. 



Hahnia radula Em. 



One specimen. 

 Hahnia b'.maculata Em. 



Frequent under leaves in winter. 



Fall Creek, Cascadilla Creek, Six Mile Creek. 



Hahnia cinerea Em. 



Uncommon, under leaves as the other species. 

 Fall Creek, Buttermilk Creek. 



Agalena naevia Bosc. 



Abundant and extremely variable. 



Amaurobinse. 



Dictyna volucripes Keys. 



Frequent in grass all summer ; often with young. 



Dictyna sublata Hentz, 

 D. mururia Em. 



Common in summer on grass. 

 Dictyna longispina Em. 



Kot uncommon ; summer in grass. 

 Dictyna minuta Em. 



Not uncommon ; summer in fields. 



