INDEX 



Page. 



Acacia sp 18 



Africa, bollworm in 14, 19 



Agelainsphce7iiceus 114 



Alabama argillacea 13 



Alefia 13,106 



Alfalfa - 18 



eggs laid on 47 



Allium canadense, eggs laid on 47 



Amaranth 17, 47 



Amarantus spinosus, eggs laid on 47 



A7iosia plexippus 15 



Aphiochfetafangicola 126 



nigriceps 126 



Aphis maidis 94 



Apiomenis crassipes » 112 



Archytas piliventris 123 



Arilus cristatus 112 



Arizona, injury by bollworm in 29 



Arsenical poisons 131 



Asclepias tuberosa, eggs laid on 47 



Asilidx 110 



Asparagus 18 



Astragalus caryocarpus 18 



Atmospheric conditions, effect of, on eggs ... 54 



growth 66 



Attus cardinalis Ill 



fasciolatus Ill 



Australia, bollworm in 14, 20 



Austroriparian area, destructiveness of boll- 

 worm in 28 



Arena saliva 18 



Bacterial disease 124 



Bxolophus bicolor 115 



Baltimore oriole 115 



Barley 18 



Beans 18 



character of injury to 71 



eggs laid on 47 



Bee martin 114 



Bindweed 17 



eggs laid on 47 



Birds as bollworm enemies 113 



Blackberries 19 



Blackbird 114 



Blue grosbeak 115 



Blue jay 114 



Bluebird 115 



Blue-gray gnatcatcher 115 



Bolls, character of injury to 70 



Bombyx obsoleta=Heliofhis obsoleta 11 



Boreal zone, absence of bollworm in 25 



Broods, number of 98 



Brown thrasher 115 



Bud worm=bollworm 13 



Bufo lejitiginosus 112 



valiceps - 112 



Cabbage 18 



California, occurrence of bollworm in 29 



Calocoris rapidus 35 



Calosoma angulatum Ill 



calidmn ^ Ill 



scrutator Ill 



Calycopis cecrops 105 



Canada, injury by bollworm in 26 



Canna indica 17 



eggs laid on 47 



Cannabis saliva 18 



Cannibalism 79 



among larvae 79 



Cape gooseberry 20 



Cardinal 115 



Cardinalis cardinalis 115 



Carnation 18 



Carolina wren 115 



Carolinian area, destructiveness of boll- 

 worm in 27 



Carpet weed, eggs laid on 47 



Castor bean 19 



Catalpa 19 



Catbird 115 



Centrurus carolinus 114 



Ceylon, bollworm in 20 



Chxtochloa italica 18 



Chenipodium sp 17 



Chick-pea 18 



Chipping sparrow 115 



Chondestes grammacus strigatus 115 



Chrysqpa spp 108 



Cicindela vulgaris 112 



Citrullis vulgaris 17 



Classification and synonymy 11 



Coccyzus americanus 114 



Cocklebur 17 



eggs laid on 47 



Colaptes auratus luteus 114 



Cold winters, effect on bollworm 26 



Colinus virginianus 114 



Collards 18 



Color variation of larva; 56 



effect of external 



conditions on . . . 63 



Colorado grass 18 



potato beetle 16 



Common names 12 



151 



