322 



PARASITES OF GIPSY AND BROWN-TAIL MOTHS. 



Page. 



Dasychira pudibunda, host of Carcelia excisa 89 



Compsilura concinnata 89 



Zenillia libatrix 90 



Datana, host of Apanteles lacteicolor 284 



Deilephila euphorbias, host of Dexodes nigripes 88, 91 



Masicera sylvatica : 92 



Tachina larvarum 90 



gallii, host of Masicera sylvatica 92 



Tachina larvarum 90 



vespertilio, host of Masicera sylvatica 92 



Dendroctonus frontalis, attempted control by introduction of Thanasimus formi- 



carius from Germany '. 36 



Dendrolimus pini, host of Blepharidea vulgaris 91 



Phryxe erythrostoma 89 



Tachina larvarum 90 



Dermestid beetles, enemies of gipsy moth 251-255 



Dexodes nigripes, gross number colonized 310 



parasite of brown-tail moth in Europe, position in "se- 

 quence' ' 136 



introduction into United States, 



habits 296-297 



reared at laboratory 91 



status in United States in 1910. . . 309 



gipsy moth in Europe, position in "sequence " 132 



introduction into United States 220 



rarely associated with that host 235 



reared at laboratory 88 



recorded hosts 88, 91 



Diaspis pentagona, host of Prospaltella berlesei, control by introduction of para- 

 site into Italy 44 



prey of Chilocorus bivulnerus and Microiveisea misella, control 



by introduction of enemies into Italy 44-45 



work with parasites 38 



Dibrachys boucheanus, parasite of introduced Tachinidee 213 



secondary parasite of brown- tail moth, recorded in liter- 

 ature 87 



gipsy moth, recorded in literature. 86 



host relations 200 



parasite of Apanteles fulvipes 199, 200 



Compsilura concinnata. . . 224 



Diglochis omnivora, parasite of brown- tail moth in America 144, 147-149 



Europe 305 



position in "se- 

 quence'' 136 



reared at laboratory 87 



gipsy moth in America 138 



Dilina tilix, host of Compsilura concinnata 89 



Masicera sylvatica 92 



Dilobia cxruleocephala, host of Compsilura concinnata 89 



Dimmockia, parasite of Apanteles fulvipes 199 



Dipterygia scabriuscula, host of Compsilura concinnata 89 



Disease as factor in control of gipsy moth and brown-tail moth 97-102 



in Russia 125 



insects 108, 114 



