276 



Parsley, 182. 

 Parsnip, wild, 19b 



Passalus cornutus, 12o, 144, 150, loi, 

 153, 154, 159, 202, 203, 204, 221, 

 2''2 228, 236. 

 horned, 61, 154, 203, 222, 236. 

 Peach, 143. 

 • Pear, 229. 

 PelecinidJE, 233. 



Pelecinus poly turator,^ 64 126 233 

 Pelidnota punctata, 5o. 56, 177, IZ6. 

 Pemphigus oestlundi, 105. 

 populicaulis, 105. 

 populi-transversus, 105. 

 vagabundus, 105. 

 Pennyroyal, 57. 

 Pentatomidee, 171, 218. 

 Penthe obliquata, 137. 



pimelia, 137. 

 Peridroma saucia, 140. 

 Petalostemum, 169, 178. 



purpureum, 54, 169, 172, 199. 

 Phalangiida, 35, 161, 205. 

 Phalangiidse, 161, 205. 

 Phasmidfe. 211. 



Phegopteris hexagonoptera, bd. 

 Phenolia grossa, 136. 

 Phidippns, 164. 



audax, 138. 

 Philomycidfe. 202. _ 

 Philomvcus carolinensis, 5.S. "^r "^' 

 S, 150, 202, 204, 205, 209, 221, 



228, 236. 

 Phl(Potomus pileatus, 228. 

 Phoridfe, 137. , 



Photuris pennsylvanica, 65, ^^-. 

 Phragmites, 77, 80, 105, 188. 

 Phvmata, 120. 



fasciata. 45, 46, 47, 48. 49 50, 51, 

 52 53; 54, 104. lOS. 109, 110. Ill, 

 121, 174, 175, 185, 189. 

 wolffi. 174. 

 Phvmatidse, 174. 

 Phymatodes varius. 156. 

 Physa gyrina, 50. 51, 160. 

 Physidse, 160. 

 Physocpphala. 200. 



saeittarifi. 110, 188. 

 Pieridffi. 182. 

 Pigeon tremex, 59, 61, 231. 



Pine. 76. 143. 155. 



yellow, 156. 

 Pitcher-plant, 195. 

 Plagionotus sneciosus, 15b, ^-i — 

 Planorbis, 161. 



Plantain, 227. 

 Plant-bug, dusky, 174._ 



tarnished, 45, 60, 1^^. 218 

 •Plant-lice, 47, 51, 107, 162, 164, 165, 

 169,174,176,188 230 

 Plant-louse, milkweed, 1/1. ^ee 



Aphis asclepiadis. 

 Platvdema ruficorne, 136. 

 Platymetopius frontalis, 48, i/i. 

 Platyptera, 208. 

 Platypus, 137. 

 Plum, 141, 198, 219, 229. 



sugar, 228. 

 Polistes, 48, 49, 187. 

 pallipes, 110. 

 iariatus, 110, 121, 193. 

 Polvdesmida', 205. 

 Polydesmus, 61, 150, 205. 



serratus, 134. 

 Polyergus lucidus, 192. 

 Polvgonia. 126, 138. 



interrogationis, 225. 

 Polygonum, 183. 



convolvulus, 227. 

 Polygraphus rufipennis, 15b. 

 PolVevra albolabris, 58, 201. 



clausa, 61, 201. 202, 204. 

 Polyporus, 126. 136, 224. 

 tomentosus. 136. 

 volvatus, 137. 

 Pompilidse, 194. 

 Pompilus ffthiops, 238. 

 Pontia protodice, 174. 



rapffi. 56. 182, 186. 

 Poplar. 106. 149. 



Carolina. 105, 106. 

 Populus. 106. 



deltoides. 44, 103, 105, 149. 

 Porthetria dispar, 156. 

 Potato. 179. 224. 



-beetle, old-fpshioned, 52, 180. 

 wild sweet, 178. 

 Prairie-dog. 100 

 Prifkly ash, 60, 63, 138, 1-9, 183, ^li, 



00:5 

 Prlocnemoides unifasciatus^ 193. 

 Priocnemus nnifasciatus, 193. 

 Priononvx atrata. 195. 

 Prionoxvstus robinite. 144, 154:. 

 Prionus'imbricornis. ^-■ 

 ProctacnnthuR milberti. 187. 

 Promachus. 119. 120. 121. 



vertebrntus, 50, 51, 53, 56, 

 111, 171, 186. 

 Prunus. 225. 



serotina, 208. ck ^•^9 g-^S 



Psammochares aethiops, 65, 132, 2.i». 



109, 



