INDEX. 



' 179 



Lace-winged flies, 92-96 



Lactucaphis, Aphidius, 136 



Lady-bird, 15-spotted, 99 



lanigera, Eriosoma, 7, 60 



Larva of ants, 158 



" lady-birds, 98 



" Monohammus, 149 



" Syrphus, 100, 158 



" weevils, 158 



Lateral-spotted Porcellio, 128 



" -striped Porcellio, 121 



lateralis, Porcellio, 121 



Leaf-louse, apple, 56 



" grape, 158 



" plum, 122 



Lecanium Pyri, 105 



Lettered Tephritis, 66 



Lettuce-louse Aphidius, 136 



Libellulidse, 48 



ligniperda, Formica, 61, 152 



limatus, Porcellio, 120 



litnbalis, Porcellio, 121 



linearis, Diaspis, 31, 34 



lineaticornis, Chrysopa, 91 



Little black-margined apliis, 166 



' ' dotted-winged aphis, 165 



" friend lace-wing, 95 



" hickory aphis,' 163 



" smoky -winged aphis, 166 



' ' spotted-winged aphis, 166 



" yellowant, 129 



Lobe-winged plume, 143 



lobidactylus, Pterophorus, j... 143 



Locust, seventeen-year, 38 



Lophocampa Caryse, ." 159 



Louse, apple, 49, 54 



" apple bark, 31, 34 



" butternut bark, 35 



" cherry, » 125 



" cherry-inhabiting, 131 



" cherry leaf, 131 



" currant bark, 34 



" grape leaf, 158 



" ozier bark, 34 



" pear bark, 32, 105 



" plum, 122 



" plum-leaf, .' 122 



'' rose bark, 36 



maculata, Vespa, 62 



maculella, Aphis, 166 



Mali, Aphis, 49, 54 



" Coccinella, 99 



" Eriosoma, 7 



" Phlseothrips, 102 



Malifoliae, Aphis, 56 



Many-spotted Porcellio, 121 



marginata, Cicada, 39 



Margiced Porcellio, 121 



marginella. Aphis, 166 



marginidactylus, Pterophorus, 144 



Mealy- winged flies, 96 



Meleoma, new genus, 82 



" Signoretii, 82 



melliginis, Tephritis, 65 



Midge....... •• 77 



" gooseberry, i'° 



Millipedes, • • • 117 



minuta, Myrmica, 129 



miztus, Porcellio, . 120 



Mississippi golden-eye, 86 



molesta, Myrmica, 129 



Monohammus tigrinus, 146, 150 



' ' tomentosus, 150 



Moth, cabbage, 170 



" Isabella tiger, 173 



Moths split-winged, 141 



multiguttatus, Porcellio, 121 



Myrmica Cerasi, 130 



" minuta, 129 



" molesta, 129 



Myzoxylus Mali, 7 



naevosidactylus, Pterophorus, 145 



nebulaedactylus, Pterophorus, 145 



Nenuphar, Conotrachelus, 156 



New- York Acinia, 67 



" ant, 62, 130 



" golden-eye, 90 



0-marked golden-eye, 85 



Oak borer, 28 



occidentalis, Hemerobius, 95 



ocellata, Coccinella, 99 



Omikron, Chrysopa, 85 



Oniscidee, 119 



Osier bark louse, 34 



Parasites of apple borers, 26 



" bark lice, 36, 107 



" cabbage moth, 172 



" Isabella tiger moth, .... 173 



Peach tree borer, 108, 114 



Pear bark louse, 36, 105 



Pelopoeus cceruleus 62 



Pemphigus Americanus, 7 



" bursarius, 158 



" Carysecaulis, 155 



" Pyri 5 



" Vitifolise, 158 



" on walnut leaves, 166 



Pennsylvania ant, 152 



periscelidactylus, Pterophorus, 139 



Perla, Chrysopa, 91 



Phlseothrips Mali, 102 



Pine blight 167 



Pine-bush lace-wing, 85 



Pinicorticis, Coccus, 167 



Pinidumus, Hemerobius, 95 



plorabunda, Chrysopa, 88 



Plant-louse, apple, 49, 54 



" cherry 125, 132 



" cherrvleaf, 131 



" plum," 122 



" plum leaf, 122 



Plum leaf louse, 122 



" louse, 122 



" root borer, 112 



" weevil, 156 



Plume moths, spaeies, 141-145 



Polygonaphis, Praon, 136 



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 



