478 



INDEX 



Coccinellidae 



See Lady beetles 

 Coccophagus cinguliventris, 300 

 C. flavoscutellum, 297 301 

 C. fraternus, 298 

 C. lecanii, 297, 300 

 C. longifasciatus, 300 

 Coccyzus americana, 229 

 Cocinella picta, 292 

 Cockscomb elm gall, 311 

 cocophila, Sphoerostilbe, 282 

 Colopha ulmicola, 311 

 columba, Tremex, 321.. 

 Comstock, 248, 249 

 Comys fusca, 297 

 concinna, Schizura, 254 

 congregatus, Apantales, 240 

 Conifers, attacked by: 



Bag or basket worm, Thyridopteryx 

 ephemeraeformis, 217 

 conquisitor, Pimpla, 217 

 Cook, Prof. A. J., 251, 259, 301 

 Cordyceps clavulata, 300 

 Corn, attacked by : 



lo moth, Automeris io, 271 

 White grubs, Lachnosterna sp., 237 

 corni, Chionaspis, 290 

 cornuparvum, Neolecanium, 302 

 Cornus alternifolia. attacked by: 



Dogwood scurfy Bcale, Chionaspis corni, 

 290 

 C. asperifolia, attacked by: 



Willow scurfy scale, Chionaspis salicis- 

 nigrae, 290 

 C. paniculata, attacked by: 



Dogwood scurfy scale, Chionaspis corni, 

 290 

 C. pubescens, attacked by : 



Willow scurfy scale, Chionaspis salicis- 

 nigrae, 290 

 C. stolonifera, attacked by: 



Willow scurfy scale, Chionaspis salicis- 

 nigrae, 290 

 Corythuca ciliata, 314 

 Cotton, attacked by: 



Hickory horned-devil, Oltheronia legalls 

 264 

 ' Io moth, Automeris io, 271 

 Cotton batting bands, 206 

 Cotton, Sea Island, attacked by: 



Hickory horned-devil, Citheronia regalis, 

 264 

 Cottonwood, 167 

 Cottonwood — Susceptibility to insect attack, 



168 

 Cottonwood, attacked by: 



Carpenter worm, Prionoxystus robiniae. 



330 

 Cottonwood leaf beetle, Lina scripta, 260 

 English walnut scale, Aspidiotus juglans- 



regiae, 284 

 Oyster shell bark louse, Lepidosaphes 



ulmi, 286 

 Poplar borer, Saperda calcarata, 318 

 Spotted willow leaf beetle, Lina inter- 

 rupta, 263 

 Cottonwood leaf beetle, 259 

 Cottony maple scale, 295 

 Cottony maple-leaf scale, 297 

 Covers for horses while spraying, 195 

 Craetegus, attacked by: 



Fall cankerworm, Alsophila pometaria, 



224 

 Locust leaf beetle. Chalepus dorsalis, 234 

 Maple cottony scale, Pulvinaria vitis. 296 

 Maple terrapin scale, Lecanium nigro- 



fasciatum. 300 

 Spring cankerworm, Paleacrita vernata, 

 224 



Variable oak leaf caterpillar, Hetero- 

 campa manteo, 248 



Walnut Datana, Datana integerrima, 228 

 Crows, 238 



Crumley, Dr. J. J., 240 

 Cryptorhynchus lapathi, 319 

 Cryptus nuncius, 269 

 cunea, Hypantria, 213 

 Currant, attacked by: 



Cottony maple scale, Pulvinaria vitis, 296 



English walnut scale, Aspidiotus juglans- 

 regiae, 284 



Putnam scale, Aspidiotus ancylus, 283 

 Cushman, R. A., 325 

 Cybocephalus nigritulus, 292 

 Cyllene robiniae, 316 

 Cypress, attacked by: 



Imperial moth, Basilona imperialis, 266 



White marked tussock moth, Hemero- 

 campa leucostigma, 209 



Daker, W. E., 165 

 Daphne, attacked by: 



Magnolia scale, Neolecanium cornupar- 

 vum, 302 

 Datana 



Black walnut, 226 

 Yellow-necked apple, 229 

 Datana drexelii, 230 

 D. intergerrima, 226 

 D. major, 231 

 D. ministra, 229, 231 

 Deer bush, attacked by: 



Willow scurfy scale, Chionaspis salicis- 

 nigrae, 290 

 Dermestids, 211 

 Derostenus antiopae, 272 

 D. primus, 235 

 Dewberry, attacked by: 



Rose scale, Aulacaspis rosae, 294 

 diaaspidis, Aphelinus, 284 

 disippus, Basilarchia, 253 

 dispar, Porthetria, 175, 273 

 disstria, Malacosoma, 241 

 Dogwood, attacked by: 



Chalepus nervosa, 236 



C. rubra, 236 



Dogwood scurfy scale, Chionaspis corni, 



290 

 Locust leaf beetle, Chalepus dorsalis, 234 

 Dogwood, red twig, attacked by : 



Oyster shell bark louse, Lepidosaphes 

 ulmi. 286 

 Dogwood scurfy scale, 290 

 dorsalis, Chalepus, 231, 236 

 drexelii, Datana, 230 

 Ecdytolopha insiticiana, 317 

 Elaphidion villosum, 327 

 Elder, attacked by: 



Imperial moth, Basilona imperialis, 266 

 Elm, American — Susceptibility to insect at- 

 tack, 168 

 Elm, attacked by: 



Cecropia moth, Samia cecropia, 266 

 Cottony maple scale, Pulvinaria vitis, 296 

 Elm leaf beetle, Galerucella luteola, 219 

 Elm scurfy scale, Chionaspis americana, 



291 

 English walnut scale, Aspidiotus juglans- 



regiae, 284 

 European elm scale, Gossyparia ulmi, 304 

 Fall cankerworm, Alsophila pometaria, 



224 

 Forest tent caterpillar, Malacosoma diss- 

 tria, 243 

 Hickory tussock moth, Halisidota caryae, 



246 

 Imperial moth. Basilona imperialis, 266 

 Io moth, Automeris io, 271 



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



