THE CANADIAN ENTOMOLOGIST. 67 



of evening gather. They frequently fly into houses situated near running 

 water, soon after dusk, attracted probably by the light. 



The eggs of the Hellgramite Fly are oval, about the size of a radish 

 seed, and of a pale color, with some dark markings. They are usually 

 deposited in patches, upon reeds or other aquatic plants overhanging the 

 water, where, when hatched, the young larva may find ready access to 

 that element which is destined to be its home until the end of the 

 following spring. 



PRELIMINARY LIST OF THE NOCTUID.F: OF CALIFORNIA. 



Part V. 



BY AUG. R. GROTE, A. M., 



Director of the Museum, Buffalo Society Natural Sciences. 



105. Agrotis vittifrons Grote, Proc. Ent. Soc. Phil., 3, 527, pi. 5, fig. 6. 



Nevada, Mr. Hy. Edwards, No. 5645, one °. specimen. I think I 

 may have mistaken the sex of my original type, and that it is a male. The 

 present specimen seems to differ by the costal band and collar being 

 leathern brown, the orbicular tolerably distinct, and the cell suffused with 

 blackish. The hind wings are blackish fuscous. 



106. Agrotis silens. N. sp. 



£ . The antennas are brush-like. Fore wings hoary over fuscous, 

 with the costal region and stigmata gray. A black basal dash and black 

 shading on the cell between the ordinary spots, which are moderately 

 sized, sub-equal, the orbicular incomplete superiorly. Ordinary lines 

 obsolete. The t. p. line indicated by geminate marks on costa above the 

 reniform, and elsewhere feebly noticeable. Veins indistinctly darker 

 marked. The black cell shading less distinctly continued to s. t. line 

 between veins 4 and 5. Subterminal line indistinct, gray, preceded by 

 more or less distinct black interspaceal marks. Apical shade gray ; 

 terminal space darker, fuscous. Terminal line black, fringes pale fuscous 

 tipped with a faintly brown basal shade, and improminently interlined with 



