20 



CIRCULAR 6 4 3, U. S. DEPARTMENT OF AGRICULTURE 



1200 



Jl 



J*i 



jLI 



j 

 i 



J6. [ SEPT. 



—100 



1935 J 





1M6I 





—100 



| 







^JllilLli,. 





1537 





—300 







—ZOO 



I 



— 100 



c 



1, 



■— o-*-* — ""^ 



J— 1 1 



—25 



1534 



4, 





 —50 



1935 

 -Li 



*k^_ 



— 50 



193fc 







..*i 







1937 





—800 







■ — 600 







■ — 400 







—200 





1 



L_o 



J 



t 



Figure 7. — Seasonal flight of Feltia subgothica at Manhattan, Kans. (A), and at 

 Lincoln, Nebr. (B), Agrotis venerabilis at Lincoln (C), A. gladiaria ait Man- 

 hattan (D), A. orthogonia at Garden City, Kans. (E), and Euxoa niveilinea 

 at Garden City (F), 1934-37. 



