1NDKX. 



Nematus, 217. X. conjiigatus, 214. N. 



grossularise, 214. N. trilmeatus,220. N. 



vertebratus, 219.- X. ventricosus, 50, 



219. 



Nemobius vittatus, 504. 

 Nrmoptera, (HO. 

 Nemoura albidipennis, .V.M. 

 Neonympha, 202. X. Eurytris, 204. 

 Nepa, 510, 518, 537, 5:58. X. cinerea, 47. 

 Xcpliila plumipes, (551. 

 NYpliopteryx Edmandsii, 131, 19S, 331. 

 Xi'ijil;i', 537. 

 Nepticula, 342. X. amelaiichierella, 350. 



X. corylifoliella, 350. X. raicrotheriella, 



355. X. platanella, 350. 

 Xericc bidentata, 2!)2. 

 Nervous system, 33. 

 Xcnronia semifasciata, 017. 

 Xeuropti-ra, 578. 

 N'euroterus, 50. 

 Neirrotherius, 599. 

 Nirnius, 555. 



Nitidula l>i|>ustuluta, 445. 

 Xitidularia:, 444. 

 Nitiduliihi!, 446. 

 Xortua, 243. 

 Xoctua?litse, 302. 

 NoHuida', 238, 303. 

 Noctuids, 292. 

 Noinada, 131, Ul,212. X. imbricata, U2. 



X. puli-holla, 142. 

 Nops,64t. 



Xotlirus ovivorus, 004. 

 Xotocyphus, 173. 



Notodonta, 292. 



XoloiitTta, 51(i, 518. X. in-orata, 537. X. 



undulata, 537. 

 Notoner.tida 1 , 530. 

 Noloxus auciiora, 47(i. 

 Xudaria uuindana, 285. 

 Xy<-ffri1na, 35S, 388, 620. X. \\\-st\voodii. 



4 IS. 

 Nycteribida-. US. 



Xyssia, 322. X. hispidaria, 54. 

 Nyssou lati-ralis, 103. 

 \yssoiiida\ 102. 



Oak Biorlii/.a, 211. 



Oak Cynips, 210. 



Oak s-all llic-s, 210. 



Oat-louse Apliidius, 198. 



Occiput, 29, 30. 



O.-ellury seffincnts, 20, 58. 



0,-clli. ID, 25. 



O/iiiari. 295. 



o.-tosjlena hivirgata, 080. 



O.-ypti-ra, 408. 



Odontomachus clani.s, 1S2. 



< >dor of biis, 545. 



Odynerus, 147, 154, 102, 20:i, 211, 401. O. 



alboplialeratus, 155, 150. O. leucome- 



las, 150, 218. 



(Ecanthus, 24. (E. niveus. 504. 

 (Eceticus, 231, 291. 

 CEoodoma, 177. (E. cephalotes, 188, 189. 



(E. Slexicana, 187, 188. (E. sexdeutata, 



189. (E. Texana, 189. 

 CEoophylla sniarag-diua, 184. 

 CEdemeridas, 425, 470. 

 (Hdipoda Carolina, 571. CE. corallina. 



571. (E. xanthoptera, 571. 

 (Esopliagus, 35. 

 <Kstrida-, 403. 

 (Estromyia, 405. 



(Estruy, 303. (E. homiuis. 400. U3. 



405. 



<:>il Iteetle, 478. 

 Oligarces paradoxus, 51. 

 Oligoneuria, 590. 

 Olyntha ? 588. 



< tiiialiinn, 442. 

 Omopbron, 431. 

 Omosita colon, 445. 

 Omus, 429. 



Qncideres cingnlatus. 498. 



Oncodes, 395. 



Onion fly, 411. 



Onisous, 2. 



Ophion, 195. O. macruvuin. 195. 



Opomalea brachyptera, 5(is. 



Ophthalmic ring',' 19, 58. 



orange belted horse-fly, 394. 



Orchelimum gracile, 108. O. vulgare, 24, 



168, 567. 

 Orgyia, 70, 231. O. antiqua, 288. O. Jeu- 



costigma, 288. 

 Oribates alatus, 0(i4. 



< M-ibtitidae, (>32, 603. 

 Ormyruy, 212. 

 Ornithoinyia, 417. 

 Ornithoptera Priamus, 245. 

 prtalis, 300. (). llexa, 111. 

 Orthoptera, 550. 

 Orthosia, 243. 

 Orthosoma unicolor, 195. 



Oryctes nasicornis, 170. O. simia, 170. 

 Oscinis frit, 410. O. granarius, 415. O. 



vastator, 415. 

 Osinia, 155, 200, 401. O. leuconu'laiia. 138. 



O. lignaria, 139. O. lignivora, 13!). O. 



pacilica, 141, 150. O. paretina, 138. O. 



simillima. 140. 

 Osmoderma soabra, 457. 

 Otliniid.-e, 447. 

 Othnius umbrosus, 447. 

 Otiocems Coqueberti i . 533. 

 Otiorhynclius suloatns, |s7. 

 Ovary ,"35, 44. 

 Oviduct, 35, 44. 

 Ovipositor, 15. 

 Ox Bot fly, 405. 

 Oxybelus eniarginat.us, 103. 

 Oxyporus, 442. 

 Oxytelus, 442. 



Paederutf, 442. 



Palseopterina, 591, :>:):;. 590. 



Pale cut-worm, 310. 



Palingenia bilineata, 593, 594. 



Palpares, 583, 012. 



Palpifer, 28. 



Pangonia, 393. 



Panorpa, 54, 581, 583. 



Paiiorpa Germanica, (>13. P. comnmnis, 



013. P. rufescens, (ill. 

 Panopea carnea, 104. 

 Panorpid, 022. 

 Panorpida-, 580, 583, C,I3. 

 Pauorpina, 015. 

 Panurgus, 141. 

 Paper wasp, 148. 

 Papilio, 54, 230, 237, 245. P. Asterias, 196, 



239, 245, 247. P. brevieauda, 245, 240, 



247. P. Daunus, 247. P. Glancu.s, 53, 



247. P. 3Ieinnon, 53. P. Ormeuus, 53. 



P. Pammon, 53. P. Philenor, 248. P. 



Romulus, 53. P. Troilus, 247. P. Tur- 



nus, 53, 240, 247. 

 Papilionidae, 75, 244. 



