Achatina, 286. 
Actinoceras, 191. 
AEgirus, 327. 
Ammonite, 179, 181, 197, 
199 
Ampullaria, 258, 259. 
Ancula, 327. 
Anodon, 398. 
Anomia, 402. 
Aporrhais, 245. 
Argiope, 368, 369. 
Argonauta, 161, 162. 
Ascidia, 6. 
Astarte, 465. 
Athyris, 373. 
Atrypa, 378. 
Aulosteges, 385. 
Auricula, 303, 304. 
Beia, 228. 
Belemnoteuthis, 176, 
Biradiolites, 438. 
Bouchardia, 366. 
Buccinum, 22, 219. 
Bulimus, 44, 291. 
Bulla, 22. 
Calceola, 383. 
Camarophoria, 377. 
Caprinella, 449, 450. 
Caprotina, 451. 
Cardium, 454. 
Carinaria, 202, 3438. 
Cassis, 224. 
Ceratites, 197. 
Cerithidea, 209, 243. 
Chama, 437. 
Chilinia, 301. 
Chitonellus, 284, 
Chonetes, 386. 
Clymenia, 180, 190. 
Conocardium, 455. 
Conularia, 350. 
Conus, 32, 34, 
Crania, 387, 388. 
Crassatella, 466. 
Crenella, 43. 
Crepidula, 275. 
Cyclophorus, 306. 
Cyclostoma, 307. 
Cymba, 29, 231. 
Cypreea, 21, 35, 233. 
Cypricardia, 468. 
Cytherea, 20, 
Dendronotus, 327. 
Diceras, 439, 440. 
Diplodonta, 456. 
Discina, 388, 389. 
Dolium, 225, 226. 
Doris, 41. 
Dredge, 141. 
Dreissena, 19, 423, 
Endoceras, 193. 
Eolis, 17, 203. 
Fasciolaria, 215. 
Fissurella, 273. 
Glycimeris, 494. 
Gomphoceras, 181. 
Goniatites, 181, 193, 196. 
Gryphea, 35, 408. 
Gyroceras, 194, 
Hamites, 180, 201. 
Helix, 4. 
Hippurites, 444, 445, 446. 
Huronia, 192. 
Hyalea, 4, 348. 
Tanthina, 6, 271. 
Tsocardia, 467. 
Kingena, 368. 
Kraussia, 367. 
Leptena, 381. 
Lepton, 18, 460. 
Limax, 295. 
Lingula, 391. 
Littorina, 207, 250, 251. 
Loligo, 4. 
Lymnea, 301. 
Maclurea, 345. 
Magas, 366, 
Merista, 374. 
Modiola, 403. 
Monopleura, 438. 
Morrisia, 366. 
Mulleria, 436. 
Murex, 213. 
Mya, 6, 396, 489. 
Mytilus, 43. 
Natica, 235. 
Nautilus, 180, 186, 188. 
Navicella, 262. 
Nerita, 207, 260, 261. 
Obolus, 392. 
- Octopus, 164. 
Ormoceras, 191, 
Orthis, 379. 
Orthisina, 380. 
Ostrea, 442. 
Paludina, 203. 
Panopeea, 493, 
Patella, 279. 
INDEX TO FIGURES. 
Pearl, 31. 
Pecten, 17, 401, 411, 
Pentamerus, 377. 
Philine, 312, 319. 
Pholas, 505. 
Phorus, 254. 
Phragmoceras, 181 
Pinna, 31, 415. 
Pirena, 248. 
Pisidium, 460. 
Planorbis, 303. 
Productus, 382, 384. 
Psammobia, 26, 482, 
Radiolites, 442, 446, 447, 
448. 
Requienia, 439, 440. 
Retzia, 374. 
Rhynchonella, 5, 374, 376. 
Risella, 252. 
Scissurella, 269. 
Sepia, 160, 166, 
Siphonaria, 305. 
Siphonotreta, 390. 
Solarium, 253. 
Solen, 487. 
Spirifera, 372. 
Stringocephalus, 370, 371. 
Strombus, 210, 211. 
Strophalosia, 385. 
Strophomena, 381. 
Struthiolaria, 246. 
Terebratella, 365. 
Terebratula, 5, 31, 355, 361, 
363. 
Terebratulina, 364. 
Teredo, 507. 
Testacella, 298. 
Thecidium, 369, 370. 
Thetis, 491. 
Tornatella, 313. 
Trawl net, 139. 
Trichotropis, 217. 
Tridacna, 452. 
Trigonellites, 182. 
Trigonia, 25, 430, 
Triton, 205, 215. 
Trivia, 233. 
Trochus, 21, 38, 207, 264. 
Uncites, 374 
Unio, 399. 
Velutina, 237. 
Voluta, 230. 
Waldheimia, 364, 
Yoldia, 428, 420. 
