INDEX. 
Page. 
Agropyron sp., host plant of Mordellistena ustulata 2 
Agrostis alba, host plant of Mordellistena ustulata 2 
Alfalfa, food plant of Autographa gamma califomica 112 
looper. (See Autographa gamma califomica.^ 
Ameloctonus n. sp., parasite of Autographa gamma califomica 116 
Anas platyrhynchos, enemy of Eleodes adults 84 
Andropogon furcatus, hibernating shelter for chinch bug 34, 35 
scoparius, hibernating shelter for chinch bug 27. 29. 32, 34 
Ant, Formica rufa obscuripes, enemy of Autographa gamma califomica 117 
subpolita, enemy of Autographa gamma califomica 118 
Tetramorium caespitum, enemy of Eleodes 85 
Apanteles hyslopi, parasite of Autographa gamma califomica 116, 117 
Arsenate of lead ineffective as repellent against false wireworms (Eleodes) 87 
Arsenical sprays not very effective against maize billbug (Sphenophorus maidis). 22 
Astragalus sp., food plant of Etiella zinclcenella schisticolor 89, 91 
Asyndesmus leuisi, enemy of Eleodes adults 84 
Autographa gamma califomica 109-1 1 8 
activity in bright sunlight 110 
adult, description 113-114 
control by parasites 109-110, 1 1 8 
description 112-114 
diseases 118 
distribution 110 
early record of injury to alfalfa 109 
egg, description 112 
food plants 112 
larva, description 1 12-113 
outbreak in California in 1 886 110 
parasites 1 14-118 
pupa, description 113 
remedies and preventives 118 
seasonal history 110-112 
Bacteria in diseased larvae of Autographa gamma califomica 118 
Bacterial disease, possible cause of death of larvae of Sphenophorus callosus. . . 71 
Badger, adults of Eleodes obscura sulcipennis in burrows 76 
enemy of false wireworms 75 
Baldpate. (See Mareca americana.) 
Barley, food plant of Autographa gamma califomica 112 
Barriers, coal-tar, against chinch bug 37-38 
dust, against chinch bug 37 
green-corn, unsatisfactory against chinch bug 39 
Bartram ia longicauda, enemy of Eleodes adult 84 
Bean, lima, food plant of Etiella zinckenella schisticolor 89, 90 
Beard-grass, broom. (See Andropogon scoparius.) 
forked. (See Andropogon furcatus.) 
71312°— Bull. 95— 13 2 119 
