213 



Latomus, 457. 

 Latona, 583. 

 Latrunculus, 63. 

 Lauria, 471. 

 Lavignon, 581. 

 Lavignonus, 581. 

 Lazarus, 657. 

 Leachia, 199, 804. 

 Leda, 619. 

 Leguminaria, 612. 

 Leila, 694. 

 Leiodomus, 65, 67. 

 Leiostoma, 454, 458. 

 Leiotomus, 36. 

 Lembulus, 619. 

 Lementina, 260. 

 Lemintina, 260. 

 Lenticula, 457. 

 Lenticularia, 684. 

 Lentidium, 637. 

 Leonia, 517. 



Lepas, 272, 403, 514, 563. 

 Lepeta, 406. 

 Lephocercus, 321. 

 Lepidopleurus, 407, 411. 

 Leptinaria, 482. 

 Leptochiton, 411. 

 Leptoconchus, 61. 

 Leptoconus, 18. 

 Leptolimnea, 503. 

 Lepton, 653. 

 Leptospira, 470. 

 Leptoxis, 503. 

 Lepus, 317. 

 Lernea, 317. 

 Lesaea, 649. 

 Leucochroa, 461. 

 Leuconia, 499. 

 Leucostoraa, 59. 

 Leucotis, 256. 

 Leucotus, 256. 

 Leucozonia, 29. 

 Levenia, 44. 

 Levicardium, 557. 

 Libitina, 665. 

 Licina, 515, 657, 658. 

 Liciuro, 108. . 

 Lignus, 484. 

 Ligula, 226, 239, 581,582, 



628, 681, 682, 758. 

 Ligumia, 688. 

 Lima, 742, 748. 

 Limacella, 429, 436. 

 Limacellus, 429, 436. 

 Limacia, 429. • 

 Limacina, 177, 444, 777. 

 Limaea, 744. 

 Limapontia, 390. 

 Limatula, 743. 

 Limax.429,434,436,467, 

 489, 495. 



Limicolaria, 470. 

 Limicolarius, 470. 

 Limnaeus, 503. 

 Limnea,450,504, 507,662. 

 Limneus, 503. 

 Limnophysa, 504. 

 Limnopsis, 711. 

 Limoarca, 744. 

 Limopsis, 711. 

 Limula, 742. 

 Linguella; 400. 

 Lingida, 758. 

 Liopa, 352. 

 Lippistes, 248. 

 Lirator, 494. 

 Liria, 512. 

 Listera, 565, 581. 

 Litharca, 700. 

 Lithoclyptus, 198. 

 Lithodomus, 718. 

 Lithoglypbus, 198. 

 Litholepas, 271. 

 Lithophagus, 718. 

 Litiopa, 250. 

 Litorina, 194. 

 Litreus, 519. 

 Littorina, 194. 

 Lituella, 518. 

 Lituus, 518, 809. 

 Livona, 132. 

 Lobaria, 299, 610. 

 Lobiger, 322. 

 Loligo, 802. 

 Loligopsis, 804. 

 Lomanotus, 366. 

 Lomastoma, 457, 503. 

 Longaeva, 470. 

 Lopburiderma, 407. 

 Lophurus, 407. 

 Loripes, 682. 

 Loripoderma, 682. 

 Lostena, 685. 

 Lotorium, 6. 

 Lottia, 275, 403. 

 Loxostoma, 209. 

 Lucaphia, 160. 

 Lucena, 452, 456. 

 Lucerna, 458. 

 Lucernella, 455. 

 Lucidella, 532. 

 Lucidula, 455. 

 Lucina, 449, 450,453,458, 



536,579,677. 

 Lunarca, 706. 

 Lunatia, 183. 

 Lunatus, 180, 183. 

 Lunella, 194. 

 Luponia, 106. 

 Lutea, 258, 505. 

 Lutraria, 565, 566, 567, 



581. 



Lutricola, 566, 581, 688. 

 Lymnadea, 686. 

 Lyninaea, 503. 

 Lvmnaeus, 503. 

 Lymnea, 193, 251, 685 

 Lymneum, 688. 

 Lyimiia, 503. 

 Lymnoderma, 685. 

 Lymnophysa, 503. 

 Lyinnula, 503. 

 Lymnus, 503. 

 Lyonsia, 632. 

 Lyria, 92. 

 Lyrostoma, 458. 

 Macha, 608. 

 Machaera, 612. 

 Macroceramus, 470. 

 Macrochisraa, 157. 

 Macrochlarays, 433. 

 Macrocyclis, 456. 

 Macrodontes, 473. 

 Macroma, 577. 

 Macromphalus, 30. 

 Macrophyllum, 657. 

 Macroschisma, 157. 

 Macrospira, 474, 480. 

 Mactesia, 593. 

 Mactra, 559, 562, 563, 



564. 

 Mactresia, 593. 

 Mactrina, 672. 

 Mactrula, 571. 

 Madulus, 197. 

 Magdala, 632. 

 Magillus, 61. 

 Malea, 51. 

 Malleolus, 598. 

 Malletia, 621. 

 Malleus, 730. 

 Malybe, 367. 

 Mammilla, 185, 186. 

 Mammillaria, 185. 

 Mangelia, 14, 15, 212. 

 Mangilia, 14. 

 Mantellum, 742. 

 Maravignia, 206. 

 Margarita, 139, 733. 

 Margaritana, 686. 

 Margarites, 139. 

 Margaritifera, 730, 732, 



733. 

 Margaritiphora, 733. 

 Marginella, 71, 100, 102, 



107. 

 Marginellus, 100. 

 Marinula, 496. 

 Marisa, 167. 

 Marissa, 167. 

 Marmarostoma, 113. 

 Marpessa, 475. 

 Marsenia, 109. 



