154 



FOREST PROTECTION 



Ckermes abietis Linn., 102. 

 Chermes pinicorticis Fitch., 101. 

 Chermes sibiricus Chold., 102. 

 Chermes strobi Hart., 101. 

 Chion cinctus Dru., 63, 67, 68. 

 Chionaspis americana Johns, 105. 

 Chionaspis pinifolice Fitch., 101. 

 chinquapin, 110, 111, 112. 

 chipmunk, 16. 

 Chalciphora virginiensis Dru., 43, 



48, 50. 

 Chramesus icorice Lee, 63. 

 Chrysobothris dentipes Germ., 48. 

 Chrysobothris femorata Fab., 63, 67, 



68, 74. 

 Chrysobothris 6-signata Say, 65. 

 Chrysomela scalaris Lee, 75. 

 Chrysomelidos, 21, 29, 48, 63, 68, 69, 



73, 75. 

 Cercopidm, 101. 

 Cicada, 104, 106. 

 Cicadidce, 21, 30, 35, 104, 106. 

 Cicindelidce, 20. 

 Cimbex americana Leach, 97. 

 Cither onia regalis Fab., 82. 

 Clematis, 112. 

 Cleridce, 20. 

 climbers, 112. 

 Coccidce, 21, 29, 34, 101, 102, 103, 



104, 105, 106. 

 CoccinelUdm, 20. 

 Cochlidiidce, 85. 

 Coleoptera, 20, 21, 38, 43-76. 

 Colopha ulmicola Fitch., 105. 

 Colydiidce, 20. 

 Componotus pennsylvanicus Deg., 



94 

 Conotrachelus elegans Say, 63. 

 Conotrachelus juglandis Lee, 62. 

 Conotrachelus nenuphar Herbst., 63, 

 Convolvulus, 110. 

 Corthylus columbianus Hpk., 66, 68, 



70. 

 Corthylus punctatissimus Zm., 74. 

 Cossidce, 21, 29, 85, 86, 87, 88. 

 Cotalpa lanigera Linn., 64, 68. 

 cotton woods, 111. 

 Crepidodera rufipes Linn., 73. 

 Cressonia juglandis S. & A., 82. 

 cross-bills, 18. 

 crows, 18. 



Cryphalus, 50, 55, 56. 

 Cryptorhynchus, 67. 

 Cryptorhynchus parochus Hbst., 62. 

 Crypturgus atomus Lee, 43, 50. 

 Crypturgus pusillus, 48. 

 Curculionidce, 21, 29, 30, 32, 35, 36, 



37, 43, 44, 48, 50, 51, 56, 57, 62, 



63, 67, 68, 69, 73. 

 Curius dentatus Newm., 57. 

 Cynips spp., 96. 

 Cyllene picta Dru., 63. 

 Cyllene robins Forst., 73, 114, 121. 

 Cynipidce, 30, 96. 

 Cympoidea, 21, 29, 

 damping-off, 120. 

 Dantana angusii G. & R., 85. 

 Dantana integerrima Dru., 82. 

 Dantana ministra G. & R,., 82, 83, 



85, 89. 

 deer, 15. 



Dendroctonus, 44, 45, 46, 47, 49. 

 Dendroctonus approximates Dtz., 47. 

 Dendroctonus brevicomis Lee, 44, 



47. 

 Dendroctonus engelmanni Hopk., 51. 

 Dendroctonus fontalis, 31, 43, 48, 50, 



Dendroctonus monticolm Hopk., 44, 



45, 46, 47. 

 Dendroctonus obesus Mann,, 48, 51. 

 Dendroctonus piceaperda Hopk., 31, 



50. 

 Dendroctonus ponder osce Hopk., 47. 

 Dendroctonus pseudotsuga Hopk., 54. 

 Dendroctonus similis Lee, 49, 54. 

 Dendroctonus terebrans Oliv., 43, 48. 

 Dendroctonus valens Lee, 43, 46, 47, 



48. 

 Diapheromera femorata Say, 108. 

 Diaporthe parasitica Murrill, 120. 

 Dicer ca lurida Fab,, 63. 

 Dicer ca obscura Fab., 63, 74. 

 Dioryctria reniculella Grote, 78. 

 Diptera, 20, 21, 38, 99, 100. 

 Discomycetes, 116, 118. 

 dogwood, 110, 111, 112. 

 Dolurgus pumilis Mann., 51. 

 doves, 18. 



Drepanosiphum acerifolii Thos., 106. 

 drought, 114. 

 Dryocartes, 43, 50. 

 Dryocartes affaber Mann., 51. 

 Dryocartes autographus Katz., 50. 

 Dryocartes eichhoffi Hopk., 65. 

 Dryocartes granicoMs Lee, 50. 

 Dryophilus, 59. 



Eburia quadrigeminata Say, 63, 76. 

 Ecdytolopha insiticiana ZelL, 87. 

 Echinodontium tinctorium, 123. 

 Elaphidion villosum Fab,, 63, 68, 74. 

 Elateridce K 20, 21, 30. 

 Enarmonia bracteatans Fern., 77. 

 Enarmonia caryana Fitch., 82. 



