269 



Conocephalus, 50, 51, 111, 163, 168. 



nebrascensis, 64, 126, 216. 

 Conopidffi, 188. 

 Conops, 120, 200. 

 Conotrachelus elegans, 141. 



seniculus, 138. 

 Coptocycla clavata, 65, 224. 

 Cord grass, 39, 40, 167, 170. 

 Cordyceps, 119, 120, 121. 

 Coreida3, 173, 219. 

 Corirachne versicolor, 151. 

 Corixida}, 66. 

 Corn, 85, 177, 179, 182, 218. 



root-worm, southern, 48, 53, 179. 

 western, 179. 

 Cornus, 122, 147. 

 Corthylus, 137. 

 Corymbites, 64, 221. 

 Cotton, 218. 

 Cottonwood, 76, 103, 105, 106, 120, 



121, 148, 149, 157. 

 Couch grass, 39. 

 Crab-apple, 55, 56, 129, 146. 

 Crab-spider, see Spider, ambush, 



crab-, or flower. 

 Crambidse, 115. 

 Cranberry, 77. 79, 84. 

 Crane-flies, 201. 

 Craspedosomidas, 205. 

 Cratfegus, 146. 

 Cratoparis lunatus, 137. 

 Crawfish, 35, 44, 66, 108, 114. 179. 



burrowing prairie or prairie, 45, 

 104, 161. 



Diogenes. 161, 204. 



immune, 205. 



leeches, 66. 



neighborhood, 205. 



prairie or burrowing prairie, 45, 

 104, 161. 

 Creek chub, 65. 

 Cremastogaster lineolata, 59, 152, 



234. 

 Cressonia juglandis, 59, 140, 226. 

 Cricket, 165. 



black-horned meadow, 42, 48, 55, 

 169. 



four-spotted white, 42, 50, 170. 



spotted. 58, 217. 



striped, 58. 64, 216. 



woodland, 58. 61, 132, 217. 

 Criocephalus obsoletus, 148. 

 Crioceris asparagi, 172. 

 Crustacea, 91, 162. 204. 

 Cryptocephalns mutabilis, 223. 



venustus, 178. 

 simplex, 178. 



Cryptorhynchus parochus, 146, 

 Cucujus clavipes, 149, 151. 

 Cucullia asteroides, 110. 

 Culicidse, 184, 

 Culver's root, 174. 

 Curculionidffi, 182. 

 Currant, 129. 

 Cyllene caryge, 147. 



pictus, 147. 



robiniaj, 110, 145, 147, 154. 

 Cymatodera balteata, 145. 

 Cynipidaj, 124, 190, 232. 

 Cyrtophyllus perspicillatus, 58, 125, 

 140, 159, 215. 



D 



Daddy-long-legs, 206. 

 Dfedalia, 136. 

 Dandelion, 227. 

 Datana, 140, 159, 220. 



angusii, 59, 61, 228. 

 Dendroctonus frontalis, 143, 156. 



piceaperda, 156. 



ponderosa, 156. 



terebrans, 143. 

 Dendroides, 154. 



canadensis, 149, 225. 

 Deromyia, 53, 186. 



discolor, 64, 126, 230. 



umbrinus, 230. 

 Desmodium, 53, 124, 226. 



canadense, 171. 



grandiflorum. 63. 



nudiflorum. 57. 

 Diabrotica atripennis, 45, 179. 



12-punctata, 48, 49, 53, 112, 164, 

 179. 



longicornis, 179. 

 Diaperis hydni, 136. 



maculata, 136. 

 Diapheromera femorata, 58, 125, 140, 



159, 211. 

 Dicerca divaricata, 148. 



lurida, 147. 

 Dichromorpha viridis, 58, 61, 64, 124, 



126, 212, 214. 

 Dictamnus, 225. 

 Digger-wasp, 52, 228. 



black, 54, 194. 



Harris's, 52, 194. 



Pennsylvania, 54, 194. 



ru.sty,"45, 46. .50, 52, 104, 120, 194. 

 Diplocardia, 135. 

 Diplopods. 124, 125, 133. 

 Diptera, 116, 184, 229. 



