262 NEUROPTERA OF NORTH AMERICA. 



spines, femora black ; anterior wings fuscous, veined with fuscous, 

 a rhombical, medial spot, and some larger spots about the anas- 

 tomosis, whitish-hyaline, somewhat clothed with snow-white hair ; 

 posterior wings cinereo-hyaline. 



Var. Wings pale. (Young.) 



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



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

 ston) ; Europe, Lapland (Zetterstedt) ; Iceland (Staudinger). 



26. L. pudicus! 



Limnophilus pudicus Hagen ! 



Fusco-cinereous, with fuscous hair ; antennas fuscous, subannu- 

 lated with pale, the basal article blackish-fuscous ; abdomen testa- 

 ceous beneath ; feet testaceous, with black spines, anterior ones a 

 little obscure ; anterior tibiaa spotted with black, apices of the tar- 

 sal articles blackish ; wings brownish-hyaline, partly with fuscous 

 veins, the posterior. margin and apex obsoletely guttated with fus- 

 cous ; pterostigma fuscous, with a discoidal subhyaline spot ; pos- 

 terior wings grayish-hyaline. 



Length to tip of wings 14 millim. Alar expanse 25 millim. 



Hob. New York ; Washington (Osten Sacken). 



Allied to L. costalis, Stephens. 



27. L. griseus ! 



Phryganea grisea Linn. Limnephilus griseus Walk.! Catal. 27, 28. (With 

 the synonyms) ; Berlin. Ent. Zeit. Ill, p. 143. 



Rufo-cinereous ; antennas fuscous, annulated with pale ; thorax 

 paler in the middle ; abdomen blackish-gray, each side with a lu- 

 teous stripe ; feet testaceous ; anterior wings narrow, cinereous, 

 spotted with fuscous and black, the apex and posterior margin with 

 spots which are often confluent ; a rhombical spot upon the mid- 

 dle, and spots about the anastomosis, which are milky-hyaline; 

 veins fuscous; posterior wings grayish-hyaline, the apex obscurer. 



Var. Points and spots partly or altogether confluent, or almost 

 absent. 



Length to tip of wings 13 millim. Alar expanse 22 millim. 



Hob. Greenland (Kolenati) ; Europe; Asia, common every- 

 where. 



