HEMEROBIUS. 205 



16. H. marginatus ? 



Hemerobius marginatus Walk. Catal. 286, 23. 



Pale ochreous ; wings white, with the transverse veins, and some 

 clouds at the internal margin, fuscous ; sectors 1 and 2 unifurcated, 

 3 quadrifurcated. (From the description of Walker.) I believe 

 it to be different from the European insect of this name. 



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



Hab. Nova Scotia (Redman). 



17. H. humuli ? 



Hemerobius humuli Walk. Catal. 286, 24. 



Pale ochreous; antennas annulated with fuscous and white; feet 

 pale; wings hyaline, sparingly pointed with fuscous; sectors 1 and 

 2 unifurcated, 3 trifurcated. (From the description of Walker.) 

 I believe it to be different from the European species of this name. 



Length to tip of wings 8 millim. Alar expanse 14 millim. 



Hab. Georgia (Abbot). 



18. H. crispus ? 



Hemerobius crispus Walk. Catal. 288, 31. 



Testaceous ; sides of the thorax and the abdomen obscurer ; 

 wings opaline, narrow, the anterior ones spotted with fuscous, 

 transverse veins fuscous; posterior wings immaculate; sectors 1 

 and 2 unifurcated, 3 trifurcated. (From the description of Wal- 

 ker.) I believe it to be different from the European species of this 

 name. 



Length to tip of wings 1 millim. Alar expanse 12 millim. 



Hab. North America; Nova Scotia (Redman). 



19. H. obliterates. 



Hemerobius obliteratus Walk. Catal. 289, 35. 



Testaceous ; antennas longer than <the body, fuscous, annulated 

 with whitish, the apex fuscous; the basal article testaceous; feet 

 pale testaceous; wings subhyaline, the anterior ones hardly clouded 

 with fuscous; veins testaceous, interrupted with fuscous; gradate 

 series two, broken, banded with fuscous ; sectors 1 and 2 unifur- 

 cated, 3 trifurcated. (From the description of Walker.) 



Length to tip of wings T millim. Alar expanse 12 millim. 



Hab. Georgia (Abbot). 



