FIGURES DAINS LE TEXTE. 



621 



Obolus, 405. 

 Octopus, 17t. 

 Œuts, iî, 45, 230. 

 Opercules, l'J3, 219, 23G, 

 257, 262,261,265, 272. 

 Ormocei-as, 201. 

 Orlhis, 592. 

 Oithisina, 593. 

 Oslrœa, 456. 



Paludina, 21 1. 

 Panopaîa, 507. 

 Patella, 290. 

 Peclen, 18, 415, 425. 

 Peltarion, 555. 

 Pentamerus, 390. 

 Perle, 52. 

 Philine, 325, 550. 

 Pholas, 519. 

 Phorus, 265. 

 Phi-agmoceras, 192. 

 Piloceras, 529. 

 Pinna, 52, 429. 

 Pirena, 259. 

 PisiiJium, 476. 

 Planorbis, 514. 

 Productus, 597. 



Psainmobia, 27, 496. 

 Purpui'ina, 541. 



Radiolites, 457, 460, 461, 



462. 

 RensselaM'ia, 577. 

 Requieiiia, 455, 454. 

 lielzia, 5S7. 



libynchonella, 5,588,389. 

 liisella, 264. 



Scissurclla,280. 

 Sepia, 170, 176. 

 Siplionaria, 316. 

 Siphonotieta, 403. 

 Solarium, 265. 

 Solen, 501. 

 Spiril'era, 3S5. 

 Streplorhynchus, 585. 

 Stringocephalus, 384. 

 Strombus, 221, 222. 

 Strophaiosia, 398. 

 Stiophomena, 594. 

 Slrulhiolaria, 257. 

 Syringotbyris, 578. 



Terebratella, 37 



Terebralula, 5, 52, 373, 



576. 

 Tercbralulina, 576. 

 Teredo, 521. 

 Tcslacella, 309. 

 Tliecidium, 382, 385. 

 Thetis, .505. 

 Tornatella, 524. 

 Ti'icholropis, 228. 

 Tridaci)a,467. 

 Trigonellites, 193. 

 Trigonia, 26, 444. 

 Triton, 216, 226. 

 Tri via, 245. 

 Troclius, 22, 40, 275, 276. 



Uncites, 587. 

 Unio, 412. 



Velutina, 249. 

 Voluta, 241, 242. 



Waldheimia, 368, 377. 



Yoldia, 442. 



