502 



SYNOPTIC COLLECTION. 



Nodosaria, 35. 

 Notonecta, 420. 

 Nucleocrinus, 151. 

 Nucula, 202, 206. 

 Nummulites, 38. 

 Nymphon, 376, 377. 



Obelia, 104, 105. 



Obolella, 266-268. 



Ocnerid, 463. 



Octopus," 260, 261. 



Oculina, 136. 



Odynerus, 480. 



Oligoporus, 174, 175, 177, 178. 



Oligotoma, 408. 



Oliva, 225, 227. 



Ophiocoma, 170. 



Ophiopholis, 169. 



Ophioplocus, 170. 



Ophiura, 170. 



Orbicella, 138. 



Orbiculina, 34. 



Orbiculoidea, 271. 



Orbitolites, 34. 



Orbulina, 35-38. 



OrcheHmum, 417, 480. 



Orchesella, 392. 



Orectochilus, 434. 



Orneodes, 459. 



Orophocrinus, 150. 



Orthis, 274. 



Orthoceras, 245, 248, 250. 



Orthoccras, 24^. 



Orthosoma. 443. 



Orygoceras, 238, 239. 



Oscarella, 66, 67, 74. 



Ostrea, 206, 207. 



Ovulina, 30. 



Pachymyxa, 20. 

 Pachyseris, 138. 

 Pagurus, 130. 

 Palaeaster, 163. 

 Palaeechinus, 174, 175, 177, 



178. 



Palaemon, 342. 

 Palaeocampa, 383-385. 



Palaeocaris, 333, 334. 

 Palaeocjclus, 139. 

 Palaeophlebia, 400. 

 Paleaci ita, 462. 

 Palinurus, 345. 

 Paludina* 231. 

 Panorpa, 449, 450. 

 Pap i Ho, 469. 

 Papirius, 394. 

 Paralcyonium, 119. 

 Paramoecium, 23, 53-55. 

 Paraponyx, 459. 

 Parthenothrips, 418. 

 Patella, 215. 

 Paterina, 265, 267. 

 Paterula, 270. 

 Patrobus, 433. 

 Paulia, 164. 

 Pecten, 203-205, 332. 

 Pectinaria, 301. 

 Pedicellina, 287. 

 Pediculus, 424. 

 Pelagia, 108. 

 Pelomvxa, 27, 28. 

 Pelta, 236. 

 Penaeus, 341, 342. 

 Penella, 327, 328. 

 Peneroplis, 33, 34. 

 Pennatula, 120. 

 Pentaceros, 164. 

 Pentacrinus, 158, 159. 

 Pentacta, 192. 

 Pentamerus, 275. 

 Pentremites, 150. 

 Pepsis, 479. 

 Pericera, 358. 

 Peridinium. 50, 51. 

 Peripatus, 378-382. 

 Periplaneta, 414. 

 Perisphinctes, 254. 

 Perla, 404. 

 Petricola. 210. 

 Petrochirus, 350. 

 Phalium, 226. 

 Phascolosoma, 310. 

 Phidippus, 373. 

 Phlegethontius, 465. 



