576 



INDEX. 



Oligocheeta, 439. 

 Oliva, 373. 

 Olive-Fly, 71. 

 Olivella, 373. 

 Olives, 373. 

 Olividee, 373. 

 Ommatostrcphes, 334. 

 Omphalotropis, 390. 

 Oncidiidaz, 349. 

 Oniscoidea, 275. 

 Oniscus, 276. 

 Onychoteuthidse, 337. 

 Onychoteuthis, 337. 

 Oonopidse,, 228. 

 Ophiactis, 315. 

 Ophiothrix, 307. 

 Ophiuroidea, 306. 

 Opiliones, 238. 

 Opisthobranchiata, 352. 

 Opisthoporus, 390. 

 Opisthophthalmus, 216. 

 Opisthothelm, 224. 

 Orbitelarise, 230. 

 Orbitolites, 556. 

 Organ- Pipe Coral, 517. 

 Orgygia, 107. 

 Oribatidas, 245. 

 Ormers, 396. 

 Ornithocloninw, 225. 

 Omithomyia, 75. 

 Ornithoptera, 91. 

 Ortalis, 72. 

 Orthesia, 199. 

 Orthoceras, 339. 

 Orthoceralidae, 339. 

 Orthonectidae, 473. 

 Orthoptera, 159, 166. 

 Orthorrhapha, 50. 

 Osmia, 42. 

 Ostracoda, 282. 

 Osirea, 408. 

 Ostreidse, 408. 

 Otopoma, 389. 

 Oywfo, 383. 

 Owl-Moths, 111. 

 Oxopsei, 218. 

 Oxybelus, 36. 

 Oxygyrus, 394. 

 Oxynoidse,, 364. 

 Oxyrhyncha, 259. 

 Oxystomata, 259. 

 Oxyuris, 453. 

 Oysters, 408. 



Pachymerus, 16. 

 Pachytylus, 181. 

 Painted Lady, 86. 

 Palazoblattina, 166. 

 Palsemon, 269. 

 Palsemonidaz, 269. 

 Palseophonus, 215. 

 Palinuridae, 263. 

 Palinurus, 263. 

 Pafofo, 434. 

 Palpatores, 240. 

 Palpicomes, 140. 

 Palpigradi, 220. 

 Paludicella, 422, 424, 

 Palystes, 232. 

 Palythoa, 503. 

 Pamphila, 92. 

 Pandalidae, 270. 



Pandalus, 270. 

 Pandora, 417. 

 Pandoridse, 417. 

 Panorpa, 163. 

 Panorpidee, 162. 

 Pantopoda, 248. 

 Papilio, 91. 

 Papilionidaz, 91. 

 Paramenia, 400. 

 Paranebalia, 280. 

 Pararge, 88. 

 Parasita, 360. 

 Parastacidm, 268. 

 Parthcnopea, 282. 

 Parthenopidm, 260. 

 Passalidse, 141. 

 Patella, 397. 

 Patellidae, 397. 

 Pauropoda, 213. 

 Paussidse, 136. 

 Paussus, 136. 

 Peacock-Butterfly, 85. 

 Pea-Moth, 120. 

 Pearl-Mussel, 412. 

 Pearl-Oysters, 407. 

 Pecten,, 409. 

 Pectinibranchiata, 370. 

 Pectinicornia, 140. 

 Pectinidse, 409, 485. 

 Peck's, 485. 

 Peduneulns, 405. 

 Pedalium, 447. 

 Pedicularia, 384. 

 Pediculina, 201. 

 Pedipalpi, 217. 

 Pelagothuria, 313. 

 Pelecypoda, 401. 

 Pelican's Foot, 385. 

 Pellibranchiata, 359. 

 Pelomyxa, 552. 

 Peltogaster, 282. 

 Penseidea, 270. 

 Penazus, 270. 

 Peneroplis, 556. 

 Pennatula, 513. 

 Pennatulidse, 511. 

 Pennella, 283. 

 Pentacrinus, 298. 

 Pentamera, 129. 

 Pentastomida, 247. 

 Pentastomum, 247. 

 Pentatoma, 188. 

 Pentatomatidse, 188. 

 Pentremites, 303. 

 Pepper- Moth, 114. 

 Peraclis, 367. 

 Perforata, 554. 

 Peripatidae, 287. 

 Peripatoides, 288. 

 Peripatopsis, 288. 

 Peripatus, 288. 

 Periphragella, 539. 

 Periphylia, 494. 

 Periplaneta, 185. 

 Periwinkles, 386. 

 Perfo, 172. 

 Perlidm, 171. 

 Petalocrinus, 301. 

 Petiolata, 17. 

 Phalangiidas, 241. 

 Phalangium, 240. 

 Phalera, 99. 



Phascolosoma, 444. 



Phasianclla, 395. 



Phasmatidse, 182. 



Pheronema, 539. 



Philanthidae, 36. 



Philanthus, 36. 



Philine, 363. 



Philinidee, 363. 



Philodromus, 344. 



Phlmobium, 135. 



Pholadacea, 416. 



Pholadidaz, 416. 



Pholadomya, 418. 



PActfas, 416. 



Pholcidm, 230. 



Pholcus, 230. 



PAos, 377. 



Phreatoicidea, 276. 



Phreatoicus, 276. 



Phreoryctes, 440. 



Phronima, 279. 



Phryganeidaz, 161. 



Phylactolaemata, 421. 



Phyllidia, 355. 



Phyllirhde, 358. 



Phyllium, 183. 



Phyllodoce, 434. 



Phyllodromia, 185. 



Phyllopoda, 285. 



Phyllotreta,>157 '. 



Phylloxera, 197. 



Phymosoma, 444. 



Physa, 351. 



Physalia, 482. 



Physidse, 350. 



Physophora, 481. 



Physophoriolse, 483. 



Physopsis, 351. 



Phytocoridee, 190. 



Phytocoris, 190. 



Phytophaga, 155. 



Phytoptidm, 246. 



Phytoptus, 246. 



Pilidium, 458. 



Pilocystis, 297. 



Pimpla, 25. 



Pimplariinm, 24. 



Pine-Moth, 112. 



Pinnoctopus, 331. 



Pinnothcridas, 259. 



Piophila, 72. 



Pmt/a, 383. 



Pisania, 377. 



Pisaura, 234. 



Pisauridse, 234. 



Pisidium, 414. 



Placuna, 404. 



Plagiost'oma, 410. 



Plagitelariaz, 230. 



Planar ians, 471. 



P/cmes, 259. 



Planipennia, 162. 



Planorbis, 350. 



Plant- Bugs, 190. 



Plant-Lice, 196. 



Platycrinus, 299. 



Platyhelminthes, 459. 



Platyparea, 71. 



Platyrrhachus, 212. 



Pleurobranchidm, 364. 

 I Plev,robranchus, 364. 

 I Pleurophyllida, 355. 



