196 NEUROPTERA OF NORTH AMERICA. 



cous; pterostigma trapezoidal, luteo-fuscous, occupying three are- 

 olets, with an internal hyaline spot; subpterostigmatical areolet 

 exteriorly almost equal, interiorly one-half longer; five areolets 

 beneath the pterostigma. 



Length to tip of wings 19 millim. Alar expanse 27 millim. 



Hab. North America (Knoch, Berlin Museum. One female). 

 It is a common species in Europe. 



f f Ocelli wanting. (TnoceIHa Schneider.) 



4. Raph. inflata ! 



Raphidia inflata Hagen ! 



Fusco-aeneous; head quadrangular, the disk impressed, opaque; 

 base of the mandibles, two broad approximate streaks, and three 

 occipital spots each side, fulvous ; prothorax short, conical, two 

 arcuated, transverse rugse ; feet lurid, femora above, and the apex 

 of the tibiae fuscous ; abdomen black, middle beneath yellow; pos- 

 terior margin of the dorsal segments pointed with yellow ; vagina 

 black ; wings hyaline, veins black ; pterostigma short, almost ob- 

 long, the exterior side a little oblique, occupying one areolet, black; 

 subpterostigmatical areolet equal within, longer without ; a series 

 of three areolets beneath the pterostigma. 



Length to tip of wings 18 millim. Alar expanse 24 millim. 



Hah. California. 



Fam. YIII. HEMEROBINA. 



Bodij usually cylindrical, narrow^; wings large, numerously 

 veined, the posterior ones with no anal space; tarsi with five 

 articles; ocelli commonly absent. 



Larva with a haustellate mouth. 



ALEURONIA Fitch. 



Covered with whitish powder ; eyes reniform ; antennae monili- 

 form; wings ciliated, longitudinal veins few, transverse ones almost 

 absent. 



1. A. wesfwoodil. 



Aleuronia westwoodii Asa Fitch, Report I, 98. 



Covered with whitish powder; black, head depressed anteriorly, 

 antenna with 28 articles, shorter than the body, moniliform, black. 



