296 NEUROPTERA OP NORTH AMERICA. 



with whitish and with many marginal guttae. (From the descrip- 

 tion of Walker.) 



Length to tip of wings 13 millim. Alar expanse 25 millim. 



Hob. St. Martin's Falls, Albany River, Hudson's Bay (Barn- 

 ston). 



It is allied to R. vulgaris Pict. 



2. R. torva ! 



Rhyacophila torva Hagen ! 



Rufo-fuscous ; antenna? and palpi rafo-fuseous ; head and thorax 

 brownish-black; feet testaceous ; abdomen luteous ; wings fusco- 

 hyaline, with fuscous veins ; anterior ones with dense luteous 

 guttse. Male. 



Length to tip of wings 10 millim. Alar expanse 19 millim. 



Hob, Washington ; Trenton Falls (Osten Sacken). 



BERAEA STEPHENS. 



Spurs arranged 2, 4, 4 ; palpi densely pilose ; the first article 

 of the antennae thick, pilose; no ocelli. 



1. B. maculata ! 



Beraea ? maculata Hagen ! 



Black, with black hair ; antennae yellow, the base, middle and 

 apex blackish-fuscous ; palpi fuscous ; feet whitish, annulated with 

 black ; abdomen pale beneath ; anterior wings black, with black 

 hair and cilia, with two white, transverse apical lines, and the apex 

 pointed with white ; posterior wings black, the anterior at the 

 apex emarginated. 



Length to tip of wings 4 millim. Alar expanse 7| millim. 



Hab. St. Lawrence River, Canada (Osten Sacken). 



Does it belong to this genus ? 



2. B. viridiventris. 



Phryganea viridiventris Say, West. Quart. Report. II, 160, 1. 



Pale fuscous, with cinereous hair ; antennae pale fuscous, the 

 base whitish ; feet, head, and thorax beneath, white ; abdomen 

 green ; the anterior wings blackish, ciliated, beyond the middle 

 with a few whitish spots, somewhat arranged in two bauds ; 



