334 



INDEX. 



Page. 



Monohammus, tomentosus, 150 



Moth, cabbage, 170 



" Isabella tiger, 173 



Moths split-winged. 141 



Mow fly, wheat, 302 



multiguttatus, Porcellio, 121 



Myrmica Cerasi, 130 



" minuta. 129 



" molesta 129 



Myzoxylus Mali, 7 



nffivosidactylus, Pterophorus, 145 



nebulsedactylus, Pterophorus, 145 



Nenuphar, Conotrachelus, 156 



Neustria, Glisiocampa,' 182 



New-York Acinia, 67 



" ant, 62* 130 



" golden-eye, 90 



nigrella, Anthocoris, 295 



Northern vaporer moth, 213 



O-marked golden-eye, 85 



Oak borer, 28 



obesalis, Hypena 326 



Obese Siphonella, 299 



occidentalis, Hemerobius, 95 



ocellata, Coccinella, 99 



Omikron, Chrysopa, 85 



Oniscidte, 119 



Orgyia leucostigma, 209 



" " borealis, 213 



" " intermedia, .. . . 213 



Orgyia3, Trichogramnia, 216 



Ornix Acerifoliella, 269 



Oscinis coxendix, 301 



'' crassifemoris, 301 



" tibialis, ■ 300 



Osier bark louse, 34 



Pachymerus, genus, 292 



Palmer worm, ' 221 



" black-headed, 232 



" comrade 233 



" tawny-striped, 231 



•'' triple spotted, 233 



Pamerus, genus, 292 



Parasites of apple borers, 26 



" bark lice, 36. 107 



" cabbage moth, 172 



" Isabella tiger moth, . . . 173 



Parisiensis, Xylocoris, 295 



Peach tree borer, 108, 114 



Pear bark louse, 36, 105 



Pelopceus coeruleus, 62 



Pemphigus Americanus, 7 



Page. 



Pemphigus bursarius, 158 



Caryaacaulis, 155 



Pyri 5 



Vitifoliae, 158 



" on walnut leaves, 166 



Pennsylvania ant , 152 



periscelidactylus, Pterophorus, .... 139 



Perla, Chrysopa, 91 



Phalama ministra, 240 



Phheothrips Mali, 102 



" Statices, 306 



Phygadeuon Planosse, 269 



Pine blight, 167 



Pine-bush lace wing, 85 



Pine-leaf scale-insect, 256 



Pinicorticis, Coccus, 167 



Pinidumus, Hemerobius,.. 95 



Pinifolia?, Aspidiotus, 256 



plorabunda, Chrysopa, 88 



Planosa, new genus, 268 



" Laricis, 262 



" Yelleda, 267 



Planosfe, Phygadeuon, 269 



Plant-louse, apple, 49, 54 



" cherry, 125, 132, 204 



" cherry leaf, 131 



< : plum, 122 



" plum leaf, 122 



Plum leaf louse, 122 



" louse, 122 



'' root borer, 112 



tk weevil, 156 



Plume moths, species, 141-145 



Polygonaphis, Praon, 136 



pometellus, Chajtochilus, 221 



Pomonella, Carpocapsa, 252 



Poplar Aphidius 137 



Populaphis, Trioxys, 137 



Porcellio genus, 118 



" species, ,.... 119-121 



porrectella. Cerostoma, 174 



Praon Polygonaphis, 136 



" Viburnaphis, .• 137 



Preserver lace -wing, 94 



Pretty Porcellio 120 



pruinosa, Cicada, 39 



Pruni, Aphis, • 122 



Prunifoliae, Aphis 122 



pseudo-chinche, Anthocoris, 295 



pseudographa, Chrysopa, 89 



Pterophorus periscelidactylus, 139 



" species, 143-145 



