Omaha, 490. 



Omaloqtjrd, Fi'Vt. 

 Oiunlciiiyx, T.O-i. 

 OniiiKisli'cplu's, MSÎ. 

 Onifhntid , îillt. 

 Oinplialiiis, ol9, *oo8. 

 Oiniiluiliilropis, 318. 

 OH(//;.'i,r.lO. 

 Oiiciilia«l;c, *510. 

 Oncidioiisis, SU). 

 Oncidiimi, *r)IO. 

 Oncidoris, *ôlll. 

 Oncoceras, "203. 

 Oniscia, *'25t'), 538. 

 Onoceras, *o30. 

 Onnstiix, '2Go. 

 Oiu/cliia. 181. 

 Oiit/chochiloii, id'ï- 

 Onyclioleulliis, '181. 

 Operculata, *316. 

 Opercule, 3'J, 218. 

 Ophicardelus, 368. 

 Opliidioceras, *o31. 

 Opliilela, '278;_*o3G. 

 Ophiocevns, 331. 

 Opis, *484. 

 Opisthobranchiata, '■3-22, 



374. 

 Opisthophorus, *320, 570. 

 Opistliostonia, *o71. 

 Orbicelln 411-2. 

 0;-;>/c»/ft,399, 401. 

 Orbiculoidca, 401. 

 Orbis, *265. 

 Orbtiliies. 207. 

 Orégoii, 1)4. 

 Organe rénal, 2'i. 

 Organes respiratoires ,353, 



359. 

 Organes des sens, 17. 

 Organes sexuels, 559, 372. 

 Ormoceras, *202. 

 Ornati, *209. 

 Orihambonites, 395. 

 Orthidfe, *392, 384. 

 Orthis, *395. 

 Orthisina, *593. 

 Orthoceras, *20l, 529. 

 Orthoceraiidaî, *200, 528. 

 Ortbonotus, *436. 

 Orthonijchia, 357. 

 <)rihothrix,:m. 

 Oscanius, 354. • 



Osselet corné, 526. 

 Ostcodesmn, 509. 

 Ostrea, *42l,588. 

 Ostreidœ, "420, 588; 

 Otina, *249, 309. 

 Otopoma, *518. 

 Ouverture, 217. 

 Ovula, 539. 

 Ovulum, *243. 

 Ouïe, 18. 

 Owenia, 179. 

 Oxygyrus, '536. 



Pachyba tliron , *237 , 359 . 



TABLE ALPHABÉTIQUE. 



Paeliydonuis, *484. 

 Pficlu/hibrn.'-ÎCd. 

 l'diiniiiii/d, 500. 

 l'iivlii/dcliiii, 448, 485. 

 Taeliyolis, '502. 

 l'achyrisnia, *484. 

 l'iiclu/U-s, 427. 

 l'achi/loiiKi, 320. 

 Pacil'niiu-, 109. 

 Pdci/n,loiir.m. 

 Pnddlliis, 279. 

 Pai/ddclln, 203. 

 l'aladillica, *531. 

 l'alasarca, 438, *595. 

 Pala.'oniya, '003. 

 Palœoteuthh. 187, 193. 

 Palliobrauchialn, 307. 

 rallinm, '426,389. 

 Paludestrina, '265. 

 Paludina,'269,552. 

 Pdludinella, 267, 352. 

 Paludinidaî,'2fi8, 552. 

 Paludomus, *259, 550. 

 Panama, 83, 84. 

 Pancréas, 24. 

 Pandora, *5l2. 

 Pandoriiia, 512. 

 Pannpœa, *300. 

 Pn^j/z/rt, 479, 480,490,498. 

 Papiiridca, 408. 

 Para!!e!ipipedum, *439. 

 Parapholas, '320. 

 Parmacella, '308. 

 Parmarion, '308. 

 Parmophorus, *283. 

 Parthenia, 23l,*342. 

 Partheiiopea^ 473. 

 Partula, '502. 

 Pasithen, 251. 

 Patagonie, 86, 120. 

 Patella, '290, 404. 

 Patellidte, '289, 562. 

 Patelloidea, 292. 

 Patina, 291, 302. 

 Paxillus, '505. 

 Peau des céphalopodes, 



167. 

 Pecc/i/oZia, 481. 

 Pecten, '424, 589. 

 Pectinidœ, 589. 

 Pectunculina, 440. 

 Pectunculus, '459. 

 Pedalion, 452. 

 Pedicularia , '234, 559- 

 Pedipes, *5I5, 568. 

 Pedum, '428, 389. 

 PelageUa,'343. 

 Pelagia, '366. 

 Pelicaria, '347. 

 Pellibranchiata, 331. 

 Peloris, 421. 

 Pelia, 301, 334. 

 Peltarion, '555. 

 Peltella^oOS. 

 Pentameriis, '590. 

 Peplidia, 575. 

 Peplidiuin, 542. 



6i5 



Peraclc, 364. 

 Pei'cnm, *o73. 

 Peiiostracum, 34. 

 Periploma, '309. 

 Péristome, 217. 

 Perles, 31. 

 Perna,'432. 591. 

 Perniidœ, 391, '.591. 

 Pernopecten, .582. 

 Pernoslrea, '388. 

 Pcrona'a, 494. 

 Pérou ia, 310. 

 Perolis, 180. 

 Pérou, 85, 119. 

 Persa.568. 

 Persiciila,'iiô. 

 Perso II a, 226. 

 Petali-conclius, '260,347. 

 Petricola, '490. 

 Pfeifferia, '301. 

 Phanerophthalmus, *327. 

 Phancropneuinona, 316. 

 Phanerotinus, '278, 556. 

 Pharella, *5(i2. 

 Pharus, 301. 

 Pliasianella , '274, 557, 



558. 

 Phasianema. 264, 554. 

 Phidiana, *.576. 

 Philine,*329. 

 Philippia,204,'205, 556. 

 Philippines, 106. 

 Philomycus, '307, 366. 

 Philonexis, '175. 

 Philopotamis, '530. 

 Phlébentérés,35l. 

 Pholadidœ, '517, 605. 

 Pholadidea, '519. 

 Pholadomya, 469, '310. 

 Pholadopsis, 319. 

 Pliolas, '518. 

 Phorus,*205. 

 Phos, *233, 557. 

 PJioxpIiora.r, 306. 

 Photinula, '270. ' 



Phragmoceras, '203, 

 Phragmocône, 184, 525. 

 Phraguiolheca, '388. 

 Phyllidia, '350. 

 Phyllidiadœ, *353. 

 Phyllirhoe, '530. 

 Phyllirhoidae, '550. 

 Phyllobranchus, '576. 

 Phijlloda, 494. . 

 Phijllodesmium, 347. 

 Phylloteuthis, '525. 

 Physa, '312. 

 Physella, '308. 

 Physema, '531. 

 Physopsis, '315. 

 Pied, 20, 400. 

 Pileolus, *272. 

 Pileopsis, '288. 

 Pilidium, '292. 

 Piloceras, *S29. 

 Pinaxia, 337. 

 Pinna, '433, 592. 



