476 



INDEX 



Aspen, attacked by: 



Red-humped apple worm, Schizura con- 

 cinna, 255 

 Aspidiotiphagus citrinus, 282, 286 

 Aspidiotus ancylus, 283 

 A. juglans-regiae, 283 

 A. perniciosus, 182, 280 

 Assassin bugs, 315 

 Asterolecanium variolosum, 306 

 Atropates coUinsi, 297 

 Aulacaspis rosae, 295 

 aurantii, Prospaltella, 282, 284 

 Automeris io 270 

 Azalea, attacked by: 



Promethia moth, Callosamia promethia, 

 269 



Baccha fascipennls, 299 

 Bag or basket worm, 182, 215 

 Balm of Gilead — Susceptibility to insect at- 

 tack, 168 

 Baltimore oriole, 240 

 Banding, 213, 221, 225 

 Banding materials, 205 

 Barberry, attacked by: 



Promethia moth, Callosamia promethia, 

 269 

 Barium sulphur, 203 

 Basilarchia disippus, 253 

 Basilona imperialis, 265 

 Basket or Osier willow, attacked by: 



Cottonwood leaf beetle, Lina scripta, 259, 

 260 

 Basswood, 



See Linden 

 Bayberry, attacked by: 



Promethia moth, Callosamia promethia, 

 269 

 Beech, attacked by: 



Cottony maple scale, Pulvinaria vitis, 296 

 Fall cankerworm, Alsophila pometaria, 



224 

 Imperial moth, Basilona imperialis, 266 

 Io moth, Automeris io, 271 

 Locust leaf beetle, Chalepus dorsalis, 234 

 Luna moth, Tropea luna, 268 

 Oak tussock caterpillar, Halisidota macu- 



lata, 245 

 Obscure scale, Chrysomphalus obscurus, 



285 

 Pigeon tremex, Tremex columba, 322 

 Red-humped oak worm, Symmerista albi- 



frons, 254 

 Spring cankerworm, Paleacrita vernata, 



224 

 Walnut Datana, Datana integerrima, 228 

 White marked tussock moth, Hemero- 



campa leucostigma, 210 

 Yellow-necked apple Datana, Datana 

 ministra, 230 

 Beetles, 225 

 Benzoin benzoin, 300 

 Betula alba, 255, 327 

 B. lutea, 327 

 B. nigra, 320, 327 

 B. papyrifera, 327 

 B. pumila, 320 

 B. sp., 320 



Beutenmuller, W., 246, 247 

 Birch, attacked by: 



Bronze birch borer, Agrilus anxius, 326 

 Cecropia moth, Samia cecropia, 266 

 Forest tent caterpillar, Malacosoma diss- 



tria. 243 . . 



Imperial moth, Basilona imperialis, 266 

 Io moth, Automeris io. 271 

 Luna moth, Tropea luna, 268 

 Mourning cloak butterfly, Euvanessa 



antiopa, 272 

 Polyphemus moth, Telea polyphemus, 268 



Poplar and willow borer, Cryptorhsmchus 



lapathi, 320 

 Promethia moth, Callosamia promethia, 



269 

 Red-humped apple worm, Schizura con- 



cinna, 255 

 White marked tussock moth, Hemero- 



campa leucostigma, 209 

 Yellow-necked apple Datana, Datana 



ministra, 230 

 Yellow- striped oak caterpillar, Anisota 

 senatoria, 250 

 Birch, Black, attacked by: 



Bronze birch borer, Agrilus anxius, 327 

 Variable oak leaf caterpillar, Hetero- 

 campa manteo, 248 

 Birch, Canoe, attacked by: 



Bronze birch borer, Agrilus anxius, 327 

 Birch, Gray, attacked by: 



Forest tent caterpillar, Malacosoma diss- 

 tria, 243 

 Birch, Yellow, attacked by: 



Bronze birch borer, Agrilus anxius, 327 

 Birds, 210, 215, 217, 225, 229, 238, 240, 243, 

 251, 272, 287, 297, 307, 323, 325, 327 

 Birds — Absence in cities, 173 

 Bitter sweet, attacked by: 



Eunoymus scale, Chionaspis euonymi, 294 

 bivulnerus, Chilocorus, 282 

 Blackberry, attacked by: 



Rose scale, Aulacaspis rosae, 295 

 Black-billed cuckoo, 240 

 Blackbirds, 238 

 Black capped chickadee, 287 

 Black gum, attacked by : 



Forest tent- caterpillar, Malacosoma diss- 

 tria. 243 

 Black or yellow locust, attacked by : 



Bag or basket worm, Thyridopteryx 



ephemeraeformis, 217 

 Carpenter worm, Prionoxystus robiniae, 



330 

 Cottony maple scale, Pulvinaria vitis, 296 

 English walnut scale, Aspidiotus juglans- 

 regiae, 284 

 Forest-tent caterpillar, Malacosoma diss- 



tria, 243 

 Io moth, Automeris io, 271 

 Locust borer, Cyllene robiniae, 317 

 Locust leaf beetle, Chalepus dorsalis, 



231, 233, 234 

 Locust twig borer, Ecdytolopha insiti- 



ciana, 318 

 Maple and oak twig pruner, Elaphidion 



villosum, 329 

 Oak tussock caterpillar, Halisidota macu- 



lata, 245 

 Other leaf miners, Chalepus nervosa and 



C. rubra, 236 

 Putnam scale, Aspidiotus ancylus, 283 

 Yellow-necked Datana, Datana ministra, 

 230 

 Black or yellow locust — Susceptibility to in- 

 sect attack, 168 

 Black walnut, attacked by: 

 Datana drexelii, 231 

 Fall cankerworm, Alsophila pometaria, 



224 

 Forest tent-caterpillar, Malacosoma diss- 



tria, 243 

 Hickory horned-devil, Citheronia regalis, 



264 

 Hickory tussock moth, Halisidota caryae, 



247 

 Luna moth, Tropea luna. 268 

 Polyphemus moth, Telea polyphemus. 267 

 Spring cankerworm, Paleacrita vernata, 

 224 



Note: The figures in heavy black type refer to the principal discussion of the subject. 



