PLATE I Page 



Fig. 1 Western Army Cutworm, Chorizagrotis auxiliaris Grt 41 



2 Western Army Cutworm, pupa 41 , 46 



3 Western Army Cutworm, adult moth 41, 42, 88 



4 Western Army Cutworm, wing of dark individual 41, 42 



5 An Ichneumon-fly parasite of the Western Army Cutworm, 



Amblyteles longula Cress. (Enlarged) 43, 136 



6 A Braconid parasite of the Western Army Cutworm Mic- 



rogaster species (Enlarged) 43, 136, 137 



7 Cocoon of Microgaster species (Enlarged) 44, 136, 137 



8 Chalcis-fly parasite of cutworms, Berecyntus bakeri bakeri 



Howard (Enlarged) 44, 137 



9 Pale Western Cutworm, Porosagrotis orthogonia Morr 45 



10 Pale Western Cutworm, adult moth 45, 46 



1 1 Eggs of Pale Western Cutworm (Enlarged) 42, 45, 46 



12 Egg of Pale Western Cutworm (Natural size) 42, 45, 46 



13 Wireworm 52, 53 



14 Last segment of Wireworm (Enlarged) 52, 53 



1 5 Wireworm pupa 52, 54 



16 Adult Wireworm, Hemicrepidius memnonius Herbst . . . .52, 53, 54 



17 Adult Wireworm (Enlarged) 52, 54 



18 Larva of adult Wireworm shown in Figure 17 52, 53 



19 White Grub 48, 51 



20 A small white grub which feeds upon decayed vegetable 



matter 48, 5 1 



2 1 True Army Worm 78, 80 



22 True Army Worm 78, 80 



23 Adult White Grub, Ligyrus gibbosus De G 48, 51 



24 Pupa of True Army Worm 78, 80 



25 Adult True Army Worm 78, 80 



Note: In case of enlargement, a natural size black and 

 white outline drawing is shown beside the colored picture. Ex- 

 ceptions to this plan on Plate I are Figures 7 and 14. 



10 



