INDEX TO FIGURES. 



Achatina, 286. 

 A.ctinoceras, 191. 

 ^girus, 327. 

 Ammonite, 179, 181, 197, 



199. 

 Ampullaria, 258, 259, 

 Anciila, 327. 

 Anodon, 398. 

 Anomia, 402. 

 Aporrhais, 245. 

 Argiope, 368, 369. 

 Argonauta, 161, 162. 

 Ascidia, 6. 

 Astarte, 465. 

 Athyris, 373. 

 Atrypa, 378. 

 Aulosteges, 385. 

 Auric'jla, 303, 304. 



Beia, 228. 



Belemnoteuthis, 176. 

 Biradiolites, 433. 

 Bouchardia, 366. 

 Buccinum, 22, 219. 

 Bulimus, 44, 291. 

 Bulla, 22. 



Calceola, 383. 



Camarophoria, 377. 

 Caprinella, 449, 450. 

 Caprotina, 451. 

 Cardium, 454. 

 Carinaria, 202, 343. 

 Cassis, 224. 

 Ceratites, 197. 

 Cerithidea, 209, 243. 

 Chama, 437. 

 Chilinia, 301. 

 CliitoneUus, 284. 

 Chonetes, 386. 

 CljTnenia. 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. 

 Cyprjea, 21, 35, 233. 

 Cypricardia, 468. 

 Cytherea, 20. 



Dendronotus, 327. 

 Diceras, 439, 440. 

 Diplodonta, 456. 

 Discina, S88, 389. 

 Dolium, 225, 226. 

 Doris, 41, 



Dredge, 141. 

 Dreissena, 19, 423. 



Endoceras, 193. 

 EoUs, 17, 203. 



Fasciolaria, 215. 

 FissureUa, 273. 



Glycimeris, 494. 

 Gomphoceras, 181. 

 Goniatites, 181, 193, 196. 

 Gryphsea, 35. 408. 

 GjToceras, 194. 



Hamites, 180, 201. 

 HelLx, 4. 



Hippurites, 444, 445, 446. 

 Huronia, 192. 

 Hyalsa, 4, 348. 



lanthina, 6, 271. 

 Isocardia, 467. 



Kingena, 368. 

 Kraussia, 367. 



Leptsena, 381. 

 Lepton, 18, 460. 

 Limax, 295. 

 Lingula, 391. 

 Littorina, 207, 250, 251. 

 Loligo, 4. 

 LjTnnsea, 301. 



Maclurea, 345. 

 Magas, 366. 

 Merista, 374. 

 Modiola, 403. 

 Monopleiu-a, 4.38. 

 Momsia, 366. 

 Mulleria, 436. 

 Miirex, 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, 

 Ostraea, 442, 



Paludina, 203. 

 PanopcEa, 493. 

 Patella, 279, 



Pearl, 31, 



Pecten, 17,401, 411, 

 Pentamenis, 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. 



Eadiolites, 442, 446, 447, 



448. 

 Eequienia, 439, 440. 

 Eetzia, 374. 



Ehynchonella, 5, 374, 376. 

 Eisella, 252. 



Scissurella, 269. 

 Sepia, 160, 166. 

 Siphonaria, 305. 

 Siphonotreta, 390. 

 Solarium, 253. 

 Solen,487. 

 SpLrifera, 372. 

 Stringocephalus, 370, 371. 

 Strombus, 210,211. 

 Strophalosia, 3S5. 

 Strophomeua, 381. 

 Strutbiolaria, 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, 

 IVigonia, 25, 430. 

 Triton, 205, 215. 

 Trivia, 233. 

 Trochus, 21,38, 207,264. 



Uncites, 374 

 Unio, 399. 



Yelutina, 237. 

 Voluta, 230. 



Waldheimia, 364. 



Yoldia, 428, 420. 



