266 NEUROPTERA OF NORTH AMERICA. 



Hob. New Orleans, 



May it not be H. indistinctus Walker ? 



3. H. hostis ! 



Hallesus hostis Hagen ! 



Luteo-rufous, with luteous hair; antennae stout, luteous ; thorax 

 each side above, rufo-fuscous ; feet luteous, with black spines ; apex 

 of the wings broader ; pale luteo-hyaline, hardly with luteous hairs, 

 subrugulous, base, at the anal angle, and the third apical vein 

 fuscous ; a large, oblique, paler spot upon the middle, veins lu- 

 teous ; posterior wings luteo-hyaline. Male and female.' 



Male. Posterior appendages short, luteous, ovate, adpressed; 

 the intermediate ones longer, straight, conical, fuscous. 



Length to tip of wings 20 millim. Alar expanse 36 millim. 



Hob. N. Red River ; Northern Illinois (Kennicott). 



4. H. guttifer ! 



Halesus guttifer Walk.! Catal. 16, 15. m 



Testaceous ; antenna ferruginous ; anterior wings tuberculous, 

 with an obsolete, subfuscous spot in the apical areolets,. another 

 at the thyridium, and a black dot in the third apical areolet ; 

 posterior wings whitish ; feet and palpi testaceous. 



Male. The fuscous spots of the anterior wings are sometimes 

 obsolete. 



Length to tip of wings 20 millim. Alar expanse 36 42 millim. 



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

 ton) ; Georgia (Abbot) ; New Orleans. 



It is very much like Enoicyla subfasciata Say, but the spurs will 

 easily distinguish it. 



5. H. indistinctus. 



Limnephilus indistinctus Walk.! Catal. 37, 60. ^ 



Testaceous; antennae pale ferruginous; head and thorax ferru- 

 ginous; anterior wings pale testaceous; with a broad fuscous vitta 

 at the posterior margin, and a fuscous line between the fourth and 

 fifth subapical areolets ; thyridium whitish. (From the description 

 of Walker.) 



Length to tip of wings 16 millim. Alar expanse 29 millim. 



Hob. Si John, Newfoundland. 



Is it H. amicus ? 



