CONIOPTERYX SISYRA. 197 



not powdered ; abdomen yellowish ; feet pale ; wings broad, the 

 apex rounded, the anterior ones with six longitudinal veins, two 

 of them forked ; posterior ones with five longitudinal veins, the 

 second and third joined together by a transverse vein ; wings cili- 

 ated at the apex and posteriorly. (From the description of Dr. 

 Fitch.) 



Length to tip of wings 2 millim. 



Hob. United States, in June and July. 



CONIOPTERYX HALIDAY. 



Powdered with whitish, eyes globose, antennae moniliform ; wings 

 not ciliated, longitudinal veins few, some transverse veins ; poste- 

 rior wings of the male small. 



C. vicina ! 



Coniopteryx vicina Hagen ! 



Covered with grayish powder; black, head rounded, antennae -? 

 feet lurid ; wings broader at the apex, rounded, eight longitudinal 

 veins, three and four forked, all joined together by a single trans- 

 verse vein. 



Length to tip of wings 4 millim. Alar expanse 6 millim. 



Hab. Washington (Osten Sacken). The only specimen seen is 

 mutilated. 



SISYRA B0RM. 



Antennas moniliform ; subcosta and radius of the wings joined 

 together at the apex ; costal space of the base of the anterior 

 wings with no recurrent vein ; transverse veins almost absent. 



Larva aquatic. 



S. vicaria. 



Hemerobius vicarius Walk. Catal. 297, 65. 



Ferruginous, antennae pale, abdomen obscurer, feet testaceous ; 

 wings fuscous, fche anterior ones obscurer. (From the description 

 of Walker.) 



Length to tip of wings 5? millim. Alar expanse 9 millim. 



Hab. Georgia (Abbot). 



