INDEiX TO GRAPEVINE ROOT WORM 



83 



native species, 53; natural ene- 

 mies, 69; present conditions in 

 Ohio, 54-57; oviposition, 62, 63-66; 

 pupa, 59-60, 68; pupae easily 

 destroyed, 68; in Ripley, 51; signs 

 of insect's presence, 52-53; tend- 

 ency to remain in a locality, 63; 

 on wild grapevines, 53; beetles on 

 wood, 63. See also Remedial 

 measures. 

 Grapevines, soils, 52, 55, 56; condi- 

 tion of the roots, 53; younger 

 vineyards suffer most, 55. 



Haltica chalybea, 54. 



Heteropus ventricosus, 58. 



Hoplophora arctata, 69. 



Horn, G. H., record of distribution, 

 57; cited, 79. 



Hough, G. L., vineyard, 66; on 

 pupae, 68; construction of ma- 

 chine for collecting beetles, 71; 

 number of beetles collected by, 

 72. 



Howard, L. O., statement of depre- 

 dations, 58; cited, 79, 80. 



Illinois, specimens from, 57; in- 

 juries at, 58. 

 Iowa City, specimen from, 57. 



Kainit, 58. 



Kentucky, specimens sent from, 57. 

 Kerosene emulsion, 77. 

 ivridelbaugh, S. H., cited, 79. 



Larvae, described, 59; habits, 66-68. 

 Lasius brunneus var. alienus, 69. 

 Leaf hopper, 51. 

 Lefevre, insect described by, 57; 



cited, 79. 

 Life history, 60-69. 

 Lintner, J. A., examples of beetles 



in collection of, 53>. 

 longipes, Fidia, 57. 

 Lugger, Otto, cited, 80. 

 lurida, Fidia, 57. 

 luteola, Galerucella, 54. 



Mally, C. W., report of experi- 

 ments, 58; mentioned. 75; cited, 

 80. 



Marlatt, C. L., mentioned, 71; cited, 

 79, 80. 



Marx, George, mentioned, 69. 



Maxwell, J.W., statements on depre- 

 dations in Ohio, 55. 



Missouri, specimens from, 57. 



Morehouse, F. A., estimates of dam- 

 ages, 51; manner of collecting 

 beetles, 73. 



murina, Fidia, 57. 



Murtfeldt, M. E., cited, 79. 



Natural enemies, 69. 

 Neill, T. T., observations, 62. 

 New Jersey, distribution in, 58. 

 Newell, experiments by, 74. 

 Northrop, Walter, estimates of 

 damages, 51. 



Ohio, present conditions in, 54-57. 

 Oviposition, 62, 63-66. 



Paris green, experiments with, 73- 



74., 

 Parrott, Percy J., acknowledgments 



to, 49, 54, 74. 

 Petroleum, crude, 77. 

 phylloxerae, Tyroglyphus, 69. 

 Plates, explanation of, 81. 

 Pulverizing the soil, 76. 

 Pupa stage, duration, 68. 

 Pupae, 59, 68; destroying the, 70-71. 



quinquefolia, Ampelopsis, 69. 



Recommendations, 78. 



Redbud, 68. 



Remedial measures, 56, 58, 70-78; 

 arsenical poisons, 73-76; bordeaux 

 mixture, 75; carbon bisulfid, 76- 

 77; effect of calcium carbid refuse 

 on grubs, 77-78; collecting beetles, 

 71-73, 78; destroying the pupae, 

 70-71; kerosene emulsion, 77; 

 crude petroleum, 77; pulverizing 

 the soil and mounding, 76; recom- 

 mendations, 78. 



