544 



Index. 



N. 



Narrow Fig Scale, 258 



Natural enemies, of Goat Moth, 46 ; 

 of Brown Tail Moth, 23 ; of Lackey 

 Moth, 33; of Bud Moth, 85; of 

 Apple Blossom Weevil, 110 ; of 

 Woolly Aphis, 150; of Apple 

 Sucker, 164; of Brown Soft Scale, 

 176 ; of Currant Aphides, 220 ; of 

 Currant Scales, 228; of Currant 

 -Sawfly, 271; of Nut Wee^dl, 302; 

 of Slugworm, 337; of Social Pear 

 Sawfly, 342 ; of Pear Midge, 347 ; of 

 Plum-leaf Sawfly, 375 ; of Easpberry 

 Weevil, 427 ; of Snag-boring Em- 

 phytus, 437 ; of Ground Beetles, 

 458 ; of Strawberry Snail, 470 ; of 

 Mealy Plum Aphis, 315 ; of Leaf 

 Hoppers, 394 



Nematoda, 9 



Nemathelminthes, 9 



Nematus appendiculatus, 274 



Nematus cathoraticus, 275 



Nematus consobrinus, 111 



Nematus laticrux, 304 



Nematus palUdiventris, 438 



Nematus peleteri, 275 



Nematus rihesii, 266 



Nematus septentriQnalis, 304 



Nematus timbrinus, 272 



Nematus ventricosus, 275 



Nemocoris and Woolly Aphis, 150 



Nepticula malella, 100 



Neuroptera, 8 



New Strawberry Aphis, 2 



Nut Aphis, 291 



Nut Bud Gall Mite, 307 



Nut Catkin Midge, 306 



Nuthatch, 46 



Nuts, Insects injurious to, 291 



Nut Sawfly, 303 ; life-history of, 304 ; 

 natural enemies of, 305 



Nut Leaf Blister Moth, 297 



Nut Leaf Weevil, 802 



Nut Weevil, 299 ; life-history of, 300 ; 

 treatment of, 301 ; natural enemies 

 of, 302 



Oak Leaf Hopper, 391 



Oblong Leaf Weevil, 119 



Ohrium cantharinum, 122 



Qdynerus catsTcillensis, on Bud Moth 

 in America, 85 



Oniscidce, 326 



Oniscus ascellus, 326 



Omalus armalus, 111 



Ophion tnercator, 342 



Ophion mixtus, 342 



Opadia fimehrana, 363 



Orders of Insects, 8 



Orihatidm, 242, 401 



Oribata lapidaria, feeding on Am- 

 brosia, 371, 402 



Oribata orbicularis. 401 



Orange Scales, 228 



Ornix petiolella, 103 



Orthoptera, 8 



Orygia antiqua, 38 



Otiorhynchus fuscipes, 121 



Otiorliynclius picipes, 121, 425 



Otiorhynchus sulcatus, 121, 425 



Otiorhynchus tenebricosus, 121, 428 



Owls, Enemies of Goat Moth, 46 



Oyster-shell Bark Louse, 386 ; life- 

 history of, 386 ; treatment of, 388 



PamphiliLS flaviventris, 338 



Paraffin Oils, 515 



Paraffin Emulsions, 515 ; Soap Emul- 

 sions, 515 ; Metal Emulsions, 517 



Paraffin Jelly, 516 



Parasites, of Codling Moth, 74, 77 ; of 

 Pear Midge, 347 ; of Nut Leaf Saw- 

 fly, 305 ; of Currant Moth, 210 



Paris Green, 513 



Paridt,', 46, 110, 427 



Paras ntcr and Currant Scale, 229 



Parus cccruleus and Currant Scale, 

 229; and Bud Moth, 85; and 

 Woolly Aphis, 150 



Parus major and Bud Moth, 85; and 

 Woolly Aphis. 150 



