145 



Sunflower — Continued. 

 as food plant of Campylacantha ol- 

 ivacea, xxi, 135 ; xxiii, 213. 

 of Carrot-beetle, xxiii, 98. 

 of Ear-worm, xxiii, 67. 

 of Striped Cucumber-beetle, xxi, 



126. 

 of Yellow Bear, xxiii, 74. 

 infested by Agallia 4-punctata, xxi, 

 68. 

 by Oncometopia undata, xxi, 71. 

 roots as food of Muck Beetle, xxi, 165. 

 Tame, as food plant of Southern Corn 



Root-worm beetle, xviii, 148. 

 Wild, as food plant of Beet Army- 

 worm, xxi, 150. 

 of Margined Blister-beetle, 



xxi, 141. 

 of Small Green Grasshopper, 



xxiii, 142. 

 of Southern Corn Root-worm 

 beetle, xviii, 148. 

 leaf structures of, as food of Lixus 

 concavus, xvi, 76. 

 Superphosphates and petroleum to sup- 

 port corn crop under attack by Corn 

 Root-aphis, xviii. 77. 

 surinamensis, Silvanus, Misc. Ess., 93. 

 Sweet Clover as food plant of Salt- 

 marsh Caterpillar, xxiii, 74. 

 of Zebra-caterpillar, xxiii, 171. 

 Corn injured by Green Stink-bug, xxi, 



97. 

 -gum as food plant of Goldsmith-bee- 

 tle, xiii, 148. 

 of May-beetles, xviii, 114. 

 Pea as food plant of Zebra-caterpil- 

 lar, xxi, 153. 

 infested by Nectarophora pisi, xxi, 

 83. 

 Pepper-bush as food plant of Rasp- 

 berry Measuring-worm, Misc. Ess., 

 129. 

 Potato as food plant of Army-worm, 

 xxiii, 49. 

 of Carrot-beetle, xxiii, 98. 

 of Clay-backed Cutworm, 



xxiii, 29. 

 of Dingy Cutworm, xvi, 88; 



xxiii, 27. 

 of European Beet-Tortoise- 



beetle, xxi, 124. 

 of Garden Web-worm, xxiii, 



90. 

 of Grass-worm, xxiii, 82. 

 of Imbricated Snout-beetle, 



xxi, 143. 

 of Seed-corn Maggot, xxiii, 

 70. 

 Flea-beetle, injuries, hibernation, and 

 range of, xxi, 119; xxiii, 110-111. 



Sweet Potato — Continued. 



injured by Common Gray Blister- 

 beetle, xxi, 139. 

 by cutworms, xvi, 84, 85, 91. 

 by Dark-sided Cutworm, xxiii, 33. 

 by Potato Flea-beetle, xxi, 117. 

 by Sweet-Potato Flea-beetle, xxi, 



119; xxiii, 111. 

 by White-grubs, xx, 29. 

 or destroyed by Pale-striped Flea- 

 beetle, xxi, 121; xxiii, 108. 

 potatoes eaten by Variegated Cut- 

 worm, xvi, 94. 

 -william, injury to, by iulids, xiii, 141. 

 Sycamore, eggs of Grass-worm on leaves 



of, xiv, 62. 

 sylvatica, Clisiocampa, xiii, 10; xvii, 



XIII. 

 sylvestris, Ligyrocoris, xxiii, 198, 233. 

 Symons, Thomas B., xxiv, 44, 47, 48, 50. 

 Sympiezus lithocolletidis as parasite of 

 Apple Ornix, xv, 57. 

 of Apple Tischeria, xv, 50. 

 Syringa, xxi, 3. 

 False, Cottony Maple Scale on, xxiv, 

 103. 

 Syrphus-flies, xiii, 45. 



as enemies of plant-lice, xiii, 103. 

 Syrphus-fly, Corn-feeding, xxiii, 162— 

 163. 

 description of larva and imago of, xiv, 



32. 

 larvae preying on Corn Plant-louse, 

 xiv, 24, 32. 

 food of, xxiii, 9-10, 162 

 Systena blanda, xiii, 62, 86; Misc. Ess., 

 105; xvi, XI; xxi, 120; xxiii. 107- 

 108. See Flea-beetle, Pale-striped, 

 concerning life historv of, xxi, 114. 

 frontalis, xxi, 114, 120. 

 hudsonias, xxi, 114, 119; xxiii, 190- 



191. 

 taeniata, xviii, 8, 21-23; xxi, 52, 114, 

 120. See Flea-beetle, Pale-striped, 

 var. blanda, xviii, 23. 



Tachina flies as parasites of cutworms, 

 xxi, 101. 

 fly, xix, 75. 

 as parasite of Common Garden Web- 

 worm, xxi, 109. 

 of Grass-worm, or Fall Army- 

 worm, xiv, 65, 66 ; xxi, 150. 

 of Imported Garden Web-worm, 

 xxi, 112. 

 larva of, infesting grasshoppers, xxi. 

 129. 

 phycitae, xv, 70. 



sp. as parasite of Greasy Cutworm, 

 xvi, 93. 



