INDEX TO REPOETS I-X 



603 



Pear-leaf blister, vii, 365; ix, 877, 442. 



blister mite, x, 453-459, EOl. 

 Pear midge, vii, 335; viii, 124, 140-151,288; ix, 



318, 324; x. 386-3S7, 456, 489, 497, 50 

 Pear-tree aphis, x, 512. 

 blister beetle, i, 331 . 

 Psylla, bibliography, ix, 317-318. 



characteristics of its family, ix, 319. 

 description by Harris, ix, 321-333. 

 detailed account, ix, 317-339. 

 distribution, ix, 325, 439, 445; x, 425-426. 

 earliest notice of, ix, 319-321. 

 general account (abstract), viii, 285; 



ix, 441. 

 iniuriesby, viii, 124; ix, 325-326. 

 life-history, ix, 326-3i!8. 

 on apple-trees, i, 331. 

 ravages, viii, 219-220. 

 recent multiplication in Hudson River 



Valley, ix, 322-324. 

 reference, viii, 299; ix, 293, 434, 466; x, 



498, 518. 

 referred to P. pyricola, ix, 322. 

 remedies, ix, 329, 430. 

 slug, i, 60; ix, 335-336, 440; x, 498. 

 Pease: insects injurious to, 



Bruchuspisl Lpisorum], vii, 263; ix, 439. 



Bruchus pisorum, vii, 261, 280. 



Bruchus rufimanus, vii, 281. 



Bruchus scutellaris, v, 147; vii, 282; viii, 



295. 

 cut-worms, viii, 236. 

 Heliothis armiger, i, 120. 

 Macrodactylus subspinosus, i, 229, 231 . 

 Mamestra picta, ii, 2. 

 pea weevil, v. 300; vii, 26i, 266, 267. 

 Phytomyza nigricornis, iv, 79. 

 Pebrine, Iv, 177. 

 Peckius, Pamphila, iv, 137. 

 pectinicornis, Chauliodes, viii, 107, 155-159, 300; 

 X, 497. 

 Cladius, X, 499. 



Hemerobius [Chauliodes], viii, 155. 

 Semblis [=prec.], viii, 155. 

 pecuarum, Simulium, v, 314. 

 Pediculidse, i, 48: ii, 199. 

 Pediopsls trimaculatus, ix, 400. 



viridis, ix, 399. 

 pedipalalis, Pityolita, x, 483. 

 Pegomyla, 1, 181, 211. 

 betse, 1, 205. 



vicina, i, 198, 209-211; iii, 85. 

 Pelecinus polyturator, x, 515, 519. 

 Pelidnota punctata, i, 307; v, 229, 310, 312, 325. 

 pellio, Attagenus, ii, 47, 138. 

 pellionella, Tinea, i, 64; 11, 44; iv, 140, 174; vi, 



187. 

 pellucida [Virginiensls] , Anisota, v, 199. 



Camnula, i, 332; x, 443. 

 Pelopceusceementarius, iv, 205. 

 caeruleus, ill, 135, 140; iv, £05. 



Pempelia [Zophodia] grossularias, ii, 10; viii, 

 294. 



Hammond!, i, 329. 

 Pemphiginas, ii, 181; iii, 125; iv, 179; ix, 413. 

 Pemphigus, sensitive organs in, i, 69. 



acerifolll, x, 494. 



imbricator, iii, 123-126, 142, 158, 153. 



pyri [Schizoneura lanigera], i, 47, 331; ix, 

 411, 413, 



tessellata, iii, 125; viii, 109, 170; ix, 346-347, 

 411, 413, 463; x, 498. 



[Gllyphina] ulmicola, iii, 127. 



[Phylloxera] vitlfolise, i, 4, 323. 

 Femphredon concolor, viii, 163 . 



lugubris, of Europe, viii, 163. 



marginatus, viii, 163. 



unicolor, of Europe, viii, 163. 

 penicillatus, Phalacrus, vi, 170. 

 Pennsylvania soldier beetle, x, 498. 

 Pennsylvanica, Epicauta, ii, 227; vi, 135, 135, 

 ITO; ix, 443, 463; x, 496. 



Formica, 1, 63; x, 365. 



Meloe [Epicauta], vi, 135. 



Nyctobates, iv, 20, 23; vi, 189. 



[brunneum], Orthosoma, iv, 23. 



Photuris, viii, 298. 

 Pennsylvanicus, Bombus, ix, 461 . 



Chauliognathus, iv, 84, 86, 87; v, 316; ix, 

 344, 463; x, 498. 

 Pentagonia vittigera, v, 286. 

 Pentatoma [? Picromerus] bidens, iv, 133. 



[Cosmopepla] carnifex, ii, 145. 



juniperina, x, 430-432, 490, 512. 



[Lioderma] ligata, iv, 25. 

 Pentatomidse, vi, 137; vii, 238; ix, 315; x, 430- 



432. 

 Penthimia Americana, ix, 397. 



hemorrhcea, Ix, 397. 



sanguinicollis, ix, 397. 

 Penthina chionosema, x, 483. 



contrariana [nimbatana], v, 213. 



nimba'ana, i, 57; ii, 228, 230; iv, 206; v, 21.'?- 

 215; vi, 139; x, 483. 

 Pentilia misella, ii, 186. 

 Peridroma [Agrotis] saucia, v, 2C0. 

 Perilampus violaceous, i, 146. 

 Perlllus circumcinctus, ii, 146. 

 Periodical Cicada, iv, 174, 17?, 177, 179; vii, 



218, 296-301; ix, 440; x, 358, 485, 500. 

 Periplaneta, iv, 180. 



orientalis, vii, 325. 

 periscelidactylus, Oxyptilus, viii, 297; x, 516. 

 Perla nivicola [r'apnia pygmaja], 1, 298; ii, 239. 

 perlellus, Crambus, i, 150. 

 permundana, Eccopsis [Exartema] , i, 339. 



Exartema, x, 483. 

 perniciosus, Aspidiotus, i, 333; x, f 05, 518. 

 Pernicious scale, i, 333; x, 518. 

 Perophora Melsheiooierii, vii, 381. 

 perpolita, Agrotis, vii, 375. 

 persicse, Lecanium, vii, 379, 380. 



