267 



Bombus — continued. 



impatiens, 56, 108, 111, 200. 



pennsylvanicus, 45, 46, 54, 56, 108, 

 109, 111, 199. 



separatus, 45, 46, 50, 52, 111, 163, 

 200. 

 Bombycid, 220. 

 Bombyliidse, 115, 185. 

 Bombylius, 186. 

 Borer, elm, 146, 154. 



flat-headed apple-tree, 146. 



heartwood, 154. 



hickory, 147. 



locust, 145, 154. 



sugar-maple, 232. 

 Borers, wood, 99, 100. 

 Bothropolys multidentatus, 134. 

 Botrvchium virginianum, 63. 

 Box elder, 143. 

 Brachycoina, 120. 



davidsoni, 200. 

 Brachynemurus abdominalis, 50, 51, 



111, 165. 

 Bracon agrili, 144, 159. 

 Braconidss, 158, 190. 

 Branchiobdellida?, 66. 

 Brenthid, northern, 147. ' 

 Brontes dubius, 151. 

 Brown-tailed moth, 156. 

 Buck-brush, 63. 

 Buckwheat, climbing, 227. 

 Buffalo, 118. 



Bug, ambush, 45. 46, 48, 50, 52, 53, 

 104, 174, 185, 189. 



chinch. 111, 114. 



flea negro-, 172. 



leaf-footed, 138. 



milkweed, see milkweed bug. 



plant-, see plant-bug. 



slender-necked, 135. 



squash-, 189. 



stinging, 174. 



stink-, 50, 51, 1S7. 

 Bulrush, 44, 103. 

 Bumblebee, false, 52. 54, 120, 200. 



impatient, 56, 200. 



Pennsylvania, 45, 54, 56, 199. 

 Bumblebees, 47, 117. 

 Buprestida?, 144, 145. 

 Buprestis splendens, 142. 

 Burdock, 227. 

 Bush honeysuckle, 183. 

 Butterflies," 187. 

 Butterfly, cabbage, 56, 1S2, 186. 



celery, 45, 182. 



cresphontes, 225. 



eurvtus, 65, 226. 



idalia, 45, 183. 



Butterfly — continued. 



milkweed, 45, 50, 183. 



philenor, 59, 61, 225. 



philodice, 45. 



portlandia, 65, 226. 



thoe, 53, 183. 



troilus, 59, 61, 225. 



turnus, 59, 225. 

 Butternut, 139, 146, 149, 227. 

 Buttonwood, 227. 



C 



Caberodes confusaria, 61, 229. 

 Cacalia, 171. 

 Calandridaj, 181. 

 Callipus, 133. 



lactarius, 64, 134, 205. 

 Calloides nobilis, 148. 

 Calopteron, black-tipped, 64, 221. 



reticulate, 64, 222. 



reticulatum, 64, 126, 222. 



terminale, 64, 126, 221. 

 Calosoma, 140. 



scrutator, 59, 61, 124, 125, 132, 159, 

 220, 237. 

 Cambarus, 48, 50, 51. 



diogenes, 66, 128, 161, 204. 



gracilis, 45, 47, 4S, 104, 108, 161. 

 immunis, 66, 205. 



propinquus, 66, 205. 

 Campanula americana, 63. 

 Camponotus, 147, 150, 209. 



herculeanus, 154. 



pennsylvanicus, 62, 202, 204, 221, 

 223, 228, 236. 

 ferrugineus, 62, 65, 220, 237. 

 Campostoma anomalum, 66. 

 Campylenchia curvata, 48, 170. 

 Cankerworms, 221. 

 Carabida?, 116, 130, 175, 221. 

 Cardinalis cardinalis, 220. 

 Carex, 44. 

 Carya, 124. 



aiba, 40. 



cordiformis, 57, 60, 63. 



glabra, 40, 57, 60. 



microcarpa, 228. 



ovata, 40, 57, 60, 124, 229, 230. 

 Catalpa, 148. 



hardv, 148. 

 Caterpillar-hunter, 59, 61, 220. 



carpenter, 154. 



gall, 184. 



rotten-log, 61, 150, 153, 154, 228. 



slug, 61, 140, 229. 



wasp, short, 59, 62, 238. 

 Caterpillars, 164, 193. 



