ILLUSTRATIONS, XI 



Page. 

 Fig. 39. Planting plan of plats used in investigations of the legume pod moth 



during the season of 191 1 101 



40. Diagram showing mean percentage of damage done by the legume pod 



moth to varieties of peas in full bloom on a given date in 1911 103 



41. The legume pod maggot (Pegomya planipalpis): Larva and details. . . 106 



42. The legume pod maggot: Puparium 106 



43. The legume pod maggot: Pupa 107 



44. The legume pod maggot: Adult male and head of female 107 



45. The alfalfa looper (Autographa gamma californica): Larva, dorsal and 



lateral aspects 113 



46. Rhogas autographs, a parasite of the alfalfa looper 115 



47. Larval skin of alfalfa looper from which Rhogas autographse has issued. 115 



48. Cocoons of alfalfa looper parasites: Microplitis sp., Sargaritis wehsteri, 



Microplitis alaskensis ; 116 



49. Apanteles hyslopi, a parasite of the alfalfa looper 116 



50. Plagia americana, a parasite of the alfalfa looper 117 



51. Phorocera saundersii, a parasite of the alfalfa looper 117 



