Vi - LIST OF ILLUSTRATIONS. 



132. TOMICUS c . 167 



133. Amphicerus 168 



134. Apple Leiopus 169 



135. Leiopus of Prickly Ash 169 



136. Larva of Leiopus xanthoxyli 1C9 



137. Scale Insect, natural size 170 



138. Apple Scale Insect ^ . 170 



139. Calosoma scrutator 176 



140. Bucculating Thuiella 1S7 



141. The Apple Aphis 190 



142. Black Fly and Young, enlarged . % 194 



143. Eudropia 19s 



144. Phasiane 19s 



145. Owlet Moth (Cucullia), after Lintner 195 



146. Agrotis 196 



147. Plusia 196 



148. Chain Moth and Caterpillar 196 



149. Tiger Beetle 197 



150. White-faced Wasp 198 



151. Gerardia perforated by Bees 202 



152. The Tobacco Worm, Chrysalis and Moth 205 



153. Doryphora juncta zo-j 



154. Dokyphora io-lineata 207 



155. Parasite of Potato Beetle 209 



156. Three-banded Lady Bird 209 



157. Nine-spotted Lady Bird 209 



158. HippoDAMiA 209 



159. Chilocorus 209 



160. Blister Beetles 210 



161. Arma 211 



162. Harpactor • . 211 



163. Tetracha 211 



164. Calosoma 211 



165. Pasimachus 211 



166. Harpai.us 211 



167. Hessian Fly and Young 213 



j68. Parasite of Hessian Fly 214 



169. Parasite of the Wheat Midge 215 



170. Parasite of the Army Worm 220 



171. Cotton Worm, Egg and Moth 221 



172. Boll Worm and Larva 224 



174. Pine Weevil; a. Grub; b, Pupa 229 



17s. Wood Engraver 231 



176. Tunnel of Timber Beetle 232 



177. Wine Cask Borer, enlarged 233 



178. Chrysobothris Larva 233 



179. A Giant Borer, natural size 233 



180. Orthoscma, Grub, with Head and Thoracic Rings enlarged . . 236 



181. Prionus and Pupa 237 



