PLATE VI Page 



Fig. 1 Alfalfa Webworm (Enlarged) 83, 84 



2 Pupa of Alfalfa Webworm 84, 85 



3 Last Segment of Alfalfa Webworm pupa (Enlarged) 84, 85 



4 Adult Alfalfa Webworm, Loxostege commixtalis Walker 75, 84, 85 



5 Alfalfa Looper 81, 83 



6 Cocoon of Alfalfa Looper 81 , 83 



7 Pupa of Alfalfa Looper 81, 83 



8 Adult Alfalfa Looper, Autographa gramma californica 



Spey er 81,83 



9 Itoplectis atrocoxalis Cress, male. An Ichneumon-fly 



parasite of the Alfalfa Looper 83, 136 



10 Itoplectis atrocoxalis Cress, female. An Ichneumon-fly 



parasite of the Alfalfa Looper 83, 136 



1 1 An undetermined Tachina-fly parasite of the Alfalfa Web- 



worm (Enlarged) S5 



12 A Robber-fly 78 



13 Syrphus-fly, Syrphus paulxillus Will. (Enlarged) Its larvae 



feed on Beet Root-lice 59, 1 16 



14 A two-winged fly (Chloropisca glabra Meign.) whose larvae 



are found among Beet Root-lice (Enlarged) 59 



15 A Solitary-wasp (Odynerus annulatus Say), which places 



webworms in its nest as food for its young 77, 135 



16 A full grown larva of the Digger-wasp (Fig. 18), surrounded 



by skin of a cutworm 45, 134 



17 Cutworm with egg of the Digger-wasp (Fig. 18) attached 



near head 45,134 



18 A Digger-wasp (Sphex luctuosa Snw.) carrying a cutworm 



into its burrow 44, 1 14 



Note: In case of enlargement, a natural size black 

 and white outline drawing is shown beside the colored 

 picture. Exception on Plate VI is Figure 3. 



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