480 



INDEX 



Hicoria ovata, attacked by: 



Oak tussock caterpillar, Halisidota macu- 



lata, 245 

 Obscure scale, Chrysomplialus obscurus, 

 285 

 HJckork, attacked by: 



Fall cankerworin, Alsophila pometaria, 



224 

 Forest tent caterpillar, Malacosoma diss- 

 tria, 243 

 Hickory bark beetle, Scolytus quadrispinosus, 

 321 

 Hickory borned-devil, Citheronia regalis, 



264 

 lo moth, Automeris io, 271 

 Luna moth, Tropea luna, 268 

 Maple and oak twig pruner, Elaphidion 



villosum, 329 

 Obscure scale, Chrysomphalus obscurus, 



285 

 Polyphemus moth, Telea polyphemus, 267 

 Spring cankerworm, Paleacrita vernata, 



224 

 Walnut Datana, Datana integerrima, 228 

 White marked tussock moth, Hemero- 



campa leucostigma, 209 

 Tellow-necked apple Datana, Datana 



misistra, 230 

 Yellow-striped oak caterpillar, Anisota 

 senatoria, 250 

 Hickory bark beetle, 320 



Hickory horned-devil or regal walnut cater- 

 pillar, 263 

 Hickory tussock moth, 246 

 Hine, J. S., 225 

 hispa. Ichneumon, 235 

 Hodgkinson, Wm., 165 

 Hog peanut, attacked by: 



Locust leaf beetle, Chalepus dorsalis, 234 

 Holland, Dr. W. J., 253, 268, 269 

 Honey locust, attacked by : 



Honey locust scale, Chionaspis gleditsiae, 



293 

 Imperial moth, Basilona imperialis, 266 

 Walnut Datana, Datana integerrima, 228 

 White marked tussock moth, Hemero- 

 campa leucostigma, 209 

 Honey locust scale, 293 

 Honey locust — Susceptibility to insect attack, 



168 

 Hooker, W. A., 249 

 Hoplismenus morulus, 272 

 Hornbeam, attacked by : 



Imperial moth, Basilona imperialis, 266 

 Maple Phenacoccus, Phenacoccus aceri- 



cola, 299 

 Tellow-necked apple Datana, Datana 

 minlstra, 230 

 Horse chestnut, attacked by : 



Bag or basket worm, Thyridopteryx 



ephemeraeformis, 217 

 English walnut scale, Aspidiotus juglans- 



regiae, 284 

 Oyster shell bark louse, Lepidosaphea 



ulmi, 286 

 Maple Phenacoccus, Phenacoccus aceri- 



cola. 299 

 White marked tussock moth, Hemero- 

 campa leucostigma, 209 

 Horse chestnut^Susceptibility to insect at- 

 tack, 168 

 Horses — Biting trees, 171 

 Horvath, M. H., 165 

 Howard, Dr. L. O., 165, 276, 279 

 Hyatt, H. C, 165 

 Hymenoptera, 210, 243, 283, 290, 293. 310, 



321 

 Hyperaspis signata, 298, 299 

 H. signata binotata. 296, 301, 303 

 H. sp., 288 



Hyphantria cunea, 213 



Ichneumon, 252, 256, 261, 269 



Ichneumon hispa, 235 



I. seminiger, 210 



I. unifasciatorius. 210 



imperialis, Basilona, 265 



Imperial moth, 265 



inclusa, Melalopha, 256 



inquisitor, Pimpla. 217 



insiticiana. Ecdytolopha, 317 



integerrima, Datana, 226 



interrupta Lina, 261 



io. Automeris, 270 



Io moth, 270 



Ironwood, attacked by: 



Fall cankerworm, Alsophila pometaria, 

 224 



Luna moth, Tropea luna 268 



Oak tussock caterpillar, Halisidota macu- 

 lata, 245 



White marked tussock moth, Hemero- 

 campa leucostigma, 210 

 Itonida catalpae, 312 

 Ivy, Poison, attacked by: 



Cottony maple scale, Pulvlnaria vitis, 296 

 Judas tree, attacked by: 



Io moth, Automeris io. 271 



Oak tussock caterpillar, Halisidota macu- 

 lata, 245 

 juglans-regiae, Aspidiotus, 283 

 Juneberry, attacked by: 



Oak tussock caterpillar, Halisidota macu- 



lata, 245 

 June bugs, 236 

 Juniper, attacked by: 



Imperial moth, Basilona imperialis, 266 

 Kermes pubescens, 305 

 Kerosene emulsion, 200, 221, 289, 294, 297. 



299, 304, 308, 311, 315 

 Lace wings 



See Chrysopa sp. 

 Lacnosterna sp., 236 

 Lady beetles, 261, 263, 282, 291, 296, 297, 



300, 301, 303, 309, 310, 311 

 Lagrotis diprioni, 259 



lapathi, Cryptorhynchus, 319 

 lapponica, Lina 



See Lina interrupta 

 lapponica, Melasoma 



See Iiina interrupta 

 Larch, attacked by : 



White marked tussock moth, Hemero- 

 campa leucostigma, 209 

 Lecanium nigrofasciatum, 299 

 Lepidosaphes ulmi, 285 

 Leucopis nigricornis, 297, 298 

 leucostigma, Hemerocampa, 182, 207 

 Lilac, attacked by: 



Cottony maple scale, Pulvinaria vitis, 296 



Hickory horned-devil, Citheronia regalis, 

 264 



Oyster shell bark louse, Lepidosaphes 

 ulmi, 286 



Promethia moth, Callosamia promethia, 

 269 

 Lime, attacked by: 



Maple Phenococcus, Phenacoccus aceri- 

 cola, 299 

 Lime-sulphur 



Commercial liquid, 202 



Dry or powdered compounds, 203 



Home boiled, 201 



Also see Sulphur sprays 

 Limneria guiguardi, 256 

 L. fugitiva, 251, 252 

 li. lophyri, 259 

 Lina interrupta, 261 

 L. lapponica • 



See Iiina interrupta 



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



