IJ^DEX. 



6U 



Cypricardites, 422, 468. 

 Cyprina, 33, 55, *463. 

 Cyprinidse, *463. 

 Cyprovula, *233. 

 Cyi-ena, *462. 

 Cyrenella, 463. 

 CjTenoides, *463. 

 Cyrtia, *372, 

 Cyrtoceras, *194. 

 Cyrtodaria, 493. 

 Cyrtolites, *345. 

 Cyrtulus, 218. 

 Cytherea, 473. 



Dactylina, 504. 

 Dactylus, 313. 

 Daphnella, 229. 

 Daudebardia, *290. 

 Davidsonia, *382. 

 Davila, *4S5. 

 Decapoda, *166. 

 DecoUated shells, 36, 206. 

 Defrancia, 229. 

 Delphinoidea, 256. 

 Delphinula, 266. 

 DelthyHdxa, 365. 

 Delthyris, 371. 

 Dendrodoris, 328. 

 Dendronotus, 327, *334. 

 Dendrostrea, 408. 

 Dentaliadse, *282. 

 Dentalium. 27, *282. 

 Dentati, *198. 

 Dentition, 208. 

 Dentition formula, 401. 

 Deridobran,chus, *268. 

 Dermi-branchiata, 339. 

 Deshayesia, *236. 

 Desmoulinsia, 221. 

 Development, 41, 287. 

 Diacria, 348. 

 Diadora, 274. 

 Dianchora, 4l4. 

 Diaphana, 317. 

 Dibaphus, *216. 

 Dibranchiata, *156. 

 Diceras, *439. 

 Dicoelosia, 380. 

 Didacna, 454. 

 Digitaiia, 465. 

 Dimya, 408. 

 Dimyary, 402. 

 Diodonta, 481. 

 Dione, 474. 

 Dioecious. 40. 

 Diphyllidia, *325. 

 Dipilidia, 438. 

 Diploceras, 192. 

 Diplodonta, 455, *458. 

 Diplommatina, *309. 

 Disci, *19S. 

 Discina. 357, *388. 

 Discinidae, *388. 

 Discites, *189. 

 Disciies, 411. 

 Discohelix, 253. 

 Discosorus, *193. 

 Dispotaa, 276. 

 Dithyra, 393. 



Ditremaria, 271. 

 Dolabella, *321. 

 Dolabra, 431. 

 Dolabrifera, *321. 

 Dolium, 36, *225. 

 Dombeya, 301. 

 Donacilla, 485. 

 Donacina, 486. 

 Donax, *485. 

 Doridee, *328. 

 Doridium, *319. 

 Doris, 14, 24, 327, *3£3. 

 Dorsanum. 220. 

 Dosidicas, *11Z. 

 Dosinia, 474, 475. 

 Doto, 334. 

 Dredging, 140. 

 Dressena, 37, *423. 

 Drillia, *229. 



Ebuma, *221. 

 Ecculiomplialus, *345. 

 Echinospira, 285. 

 Edmondia, *498. 

 Egeria, 485, 486. 

 Eggs, 40. 

 Eqlisia, 248. 

 Eidothea, 319. 

 Elasmatina, 294. 

 Electrina. 310. 

 Eledone, 27, *165. 

 Elenchus, 12, *265. 

 Elj'sia, *339. 

 Elysiadse, *339. 

 Emarginiila, *275. 

 Embla. 491. 

 Embletonia, *336. 

 Embryo, 44. 

 Encephala, 3. 

 Endemic species, 51. 

 Endoceras, *192. 

 Endosiphonites, 190. 

 Enida, 265. 

 Eaoplo-chiton, 284 . 

 Enop/oteuthis, *171. 

 Ensatella, 487. 

 E?isis, 487. 

 Eiiteletes, 380. 

 Entodesma, *499. 

 Enzina, 214. 

 Eolis, 23, 40. 

 Epidei-mis, 33, 400. 

 Epiphragm, 288. 

 Epithyris, 363. 

 Erato, *234. 

 Erodona, 490. 

 Ervilia, *485. 



Erycina, 459, 473, 483, 484. 

 Eryx, 484. 

 Escutcheon, 400. 

 Eubranchus, 335. 

 Eucharis, *492. 

 Eudesia, 365. 

 Eulima, *240. 

 Eulimella, *239. 

 Eumenis, 334. 

 Euomphalus, 36, *267, 346. 

 Euphemus, 344. 

 Ehiplocamus, 331. 



Eurybia, *350. 

 Em-ydesma, *417. 

 Eurydice, 338. 

 Eutkria, 214. 

 Eutropia, 263. 

 Exogyra, *408. 

 Eyes, 16. 



Facelina, *335. 

 Falciferi, *198. 

 Families, 46. 

 Farcimen, 309. 

 Fasciolaria, *215. 

 Fastigiella, *244. 

 Fauniis, 248. 

 Favorinus, *337. 

 Felania, 458. 

 Fenestrella, 408. 

 Ferussina, 308. 

 Fibrous shells, 31. 

 Ficula, 217. 

 Filurus, *337. 

 Fimbria, 333, 457. 

 Fimbriati,*199. 

 Fiona, *336. 

 Fii-ola, 9, 341, *342. 

 Firolidae, *342. 

 Firoloides, *342. 

 Fissirostra, 365. 

 Fissurella, 27, *272. 

 Fissurellidse, *272. 

 Fissui-eUidaea, *273. 

 Fistulana, 35. 501. 

 Flabellina, *335. 

 Food, 8, 9. 



Formation of shells, 34. 

 Forms of shells, 36. 

 Fossarus, 131, *253 

 Frag ilia, 481. 

 Fryeria, *325. 

 Fucola, 339. 

 Fulgur, *217. 

 Funnel, 187. 

 Fustdus, 293. 

 Fusus, 29, 35, 37, *218. 

 Fusus, 212. 



Gadinia, *281. 

 Galapagos Islands, 112. 

 Galapagos Isles shells, 80, 

 Galatea, *486. 

 Galeomma, *461. 

 Gnlerus, 276. 

 Galvina, *337. 

 Ganglia, 16, 

 Gari, 482. 

 Gasteropoda, 4. 

 Gasteropoda, range m 



time, 128. 

 Gastrana, *481. 

 Gastrana, 476. 

 Gastridium, 219. 

 Gastrochaena, *501. 

 Gastrochaenidae, *500. 

 Gastrocceli, *174. 

 Gastroplax, 323. 

 Gastropteron, *319 

 Gellina, 334 

 Gena, *267. 



