INDEX TO REPORT OF THE STATE EXTOMOLCGIST I909 1 73 



Collections of insects, la-ii; ad- 

 ditions to, 1 13-18; summary 

 statement, 1 18-19. 



Colopha ulmicola, 81. 



comes, Typhlocyba, 90, 



Contact insecticides, 88, 100. 



Contarinia johnsoni, 92-93, 107, 108. 

 violicola, 93. 



Coptocycla bicolor, no. 



Corn ear worm, in. 



Corn field ant, 86. 



Corn root aphis, 78, 86. 



Corrodentia, additions to collec- 

 tions, 115; of Adirondacks, 125. 



corticalis, Trogosita, 31. 



Cottony maple scale, 100. 

 false, 100. 



Crickets, 107. 



Cucumber beetle, 108, no. 



Curculio, III. 



Currants, injurious insects: 

 plant lice, 75. 

 rose leaf hopper, 90. 



Cutworms, in. 



definita, Hemerocampa, 104. 



delicatus. Macrocentrus, 32. 



Dermestid beetles, 32. 



Diabrotica vittata, 108, no. 



Diptera, additions to collections, 

 Ii4~i5, 118; of Adirondacks, 123; 

 total number of specimens in 

 collections, 118; types, 119-20. 



dispar, Porthetria, 106, no. 



domestica, Musca, 12-17, 105, 106. 



Drepanaphis acerifolii, 79. 



Drosophila ampelophila, 14. 



Dry poisons, 35. 



Eccoptogaster quadrispinosus, 103. 



rugulosus, 89. 

 Elm, cockscomb elm gall on, 81. 



plant lice injuring, 109. 

 Elm aphis, woolly, 79. 

 Elm case bearer, European, 99. 

 Elm leaf aphis, 79. 

 Elm leaf beetle, 7, 97-98, 106, 107, 



109, III, 112. 

 Elm leaf gall, red, 83. 



Ennomos subsignarius, 100-2, 106, 



no. 

 Eriophyes pyri, 92, 106. 



quadripes, 108. 

 Euproctis chrysorrhoea, 17-25, 105, 



106, no. 



European elm case bearer, 99. 

 European grain aphis, 76-77. 

 explanata, Leptobyrsa, 72-75. 

 Explanation of plates, 127-70. 



Fabric pests, 107. 



fagi, Phyllaphis, 80. 



feltella, Acrobasis, 71-72. 



Figures, Leptobyrsa explanata, ^2. 



Fish moth, 107. 



Fleas, 107. 



fletcherella, Coleophora, 106. 



Flies, house, 9, 12-17, 105, 106, 



107, 112. 

 Flower flies, 86. 

 Food pests, 107. 



Forest insects, 7-8, 100-4. 

 Fruit flies, 107. 

 Fruit tree bark beetle, 89. 

 Fruit tree pests, 5-6, 89^94, 112. 

 fumiferana, Tortrix, 102. 



Galenicella luteola, 97-98, 106, 107, 



109, III, 112. 

 Gall-making aphids, 81-83. 

 Gall midges, 9-10, 106; of the 



goldenrod, 10, 105. 

 Gipsy moth, 8, 106, no. 

 Glischrochilus quadriguttatus, 16. 

 Goldenrod, gall midges, 105. 

 Grain aphis, European, 76-77. 

 Grain weevil, 112. 

 Grape, rose leaf hopper injuring, 



90. 

 Grape blossom midge, 6, 92-93, 



107, 108, 112. 

 Grape leaf hopper, 90. 

 Grape root worm, 7. 

 Green apple aphis, 76, TJ. 

 Green cockroach, 112. 

 Greenhouse scale, 104. 105. 

 Ground beetles, z^. 



