— 804 — 
Lamellidoris. 208. 
Lamprostoma, 127. 
Lampsilis, 21, 55, 62, A5. 
Lanistes, 29. 
Laomua, 30. 
Lartetia, 519. 
Lasaea, 521, 125. 
Latia, 114. 
Leda. 60, 101, 134, 181, 412. 
Lehmannia, 180. 
Leiostraca, 635. 
Lepidopleurus, 186, 203. 
Leptaxis, 173. 
Leptoclinum, 142, 486. 
Lepton, 484, 683. 
Leptoplana, 460. 
Leptoplax, 202. 
Leucochroa, 31, 392, 514, 538. 
Liguus, 33, 666. 
Lima, 135, 214, 499. 
Limacina, 16, 196, 132, 386, 521. 
Lumapontia, 693, 793. 
Limaæ, 19, 30, 42, 116, 118, 121, 193, 
4145, 147, 148, 174, 180, 189, 227, 235, 
243, 956, 279, 286, 292, 295, 300, 304, 
307. 309, 343, 314, 332, 335, 346, 304, 
355. 381, 389, 450, 457, 465, 481, 518, 
519, 533, 546, 576, 579, 596, 614, 618, 
651, 653, 713, 793. 
Limnaea. 26, 27, %8, 34, 41, 45, 86, 106, 
409, 1141, 119, 446, 148, 151, 172, 240, 
9141, 219, 290, 293, 9233, 249, 243, 244, 
946, 217, 248, 279, 281, 285, 294, 295, 
296, 300, 302, 304, 307, 310, 314, 316, 
317, 326, 327, 398, 330, 333, 334, 330, 
336, 337, 339, 341, 343, 345, 346, 349, 
354, 355. 356, 357, 386, 389, 395, 396, 
399, 400, 401, 402, 409, 419, 417, 421, 
499, 493, 495, 430, 440, 444, 446, 447, 
449, 450, 451, 452, 463, 464, 469, 480, 
483, 488, 491, 499, 497, 501, 502, 508, 
504, 505, 507, 508, 511, 519, 513, 514, 
515, 518, 529, 530, 531, 532, 533, 034, 
544, 545, 546, 549, 550, 551, 594, d58, 
560, 563, 571, 572, 574, 575, 581, 583, 
588, 590, 594, 609, 610, 614, 615, 618, 
628, 642, 644. 650, 651, 652, 633, 655, 
658, 661, 665, 668, 674, 676, 682, 687, 
698, 699, 700, 704, 715, 123, 798, 729. 
134, 735, 736, 137, 138, 140, 741, 745. 
746, 748, 184. 
Limnocardium, 469, 627. 
Limopsis, 60, 595. 
Limulus, 333. 
Lithocardium, 772. 
Lithodomus, 159, 962, 964, 457, 593, 
587, 597. 
Lithoglyphus, M1. 
Litorina, 20, 27, 35, 39, 49, 45, 109, 
111, 141, 169, 163, 187, 189, 206, 293, 
997, 249, 976, 293, 296, 301, 345, 354, 
355, 374, M8, 419, 490, 430, 457, 461, 
464, 467, 512, 539, 534, 539, 94, 543, 
547, 549, 551, 559, 564, 565, 567, 568, 
570, 573, 576, 581, 589, 586, 615, 622, 
628, 649, 664, 687, 689, 798, 748, 750, 
182, 183. 
Littorinida, 234. 
Lobiger, 178. 
Loligo, 17, 20, 67, 105, 152, 301, 304, 
305, 307. 350, 358, 359, 400, 402, 437, 
457, 484, 530, 533, 547, 570 598, 
696. 
Lophocercus, 178. 
Lophyrus, 781. 
Lottia, 224, 244, 250, 951, 509. 
Lucapina, 250. 
Lucidella, 626, 666. 
Lucina, 53, 55, 59, 60, 212. 
Lucinopsis, 103. 
Lunatia, 163, 391, 995. 
Lutraria, 102, 103, 
368. 
Lyonsia, 66. 
Lyonsiella, 55, TA. 
198, 26, 266, 
M 
Mac-Gillivrayia, 45T, 614. 
Mactra, 53, 56, 64, 103, 225, 244, 
265, 367, 376, 431, 566, 567, 575, 626, 
627. 
Dé. 
