634 
Margaritana, 411, 412, 414. 
margaritifer, Unio, 527, 532. 
Margaron, 386. 
marginalis, Dytiscus, 533. 
Lamellidens, 386. 
marginatum, Spherium courteti var., 348. 
mariei, Pyrgophysa, 139. 
Marinula, 103, 104. | 
Marinula, 104. 
marioniana, Cameronia, 442. 
Marisa, 169. 
marmorata, Nanina, 475. 
marnoi, Aspatharia, 414, 421. 
Spatha, 431. 
marochiensis, Natica, 565. 
Martelia, 70, 228, 239, 589. 
martensi, Aspatharia, 421. 
Physopsis, 146. 
Spatha, 421. 
martensiana, Limicolaria, 499, 516. 
martensianus, Lanistes, 194. 
martini, Aspatharia, 421. 
Miutriodon, 419, 421. 
Spatha, 421. 
martrett, Bithynia, 216. 
Bulimus, 216. 
masakaénsis, Bulinus, 136. 
Physa, 136. 
mascareniensis, Rana, 473. 
mashone, Unio, 383. 
masisiensis, Gulella, 513. 
Limicolaria saturata, 512. 
Pseudoglessula intermedia, 512. 
massaénsis, Melampus, 100. 
massanensis, Melampus, 100. 
massauensis, Melampus, 100. 
mathilde, Mutela, 417. 
maton, Claviger, 268. 
Melania, 268, 269. 
maunoiriana, Cambierza, 306. 
Hautteceuria, 304. 
Tanganikia, 3038, 305. 
maura, Pila, 171. 
mauritanica, Pelania, 471. 
mauritanicus, Drilus, 470. 
maurula, Melania, 249. 
maximum, Panicum, 495. 
maximus, Limax, 472. 
INDEX 
mechowi, Cercoccyx, 477. 
media, Cleopatra bulimoides var., 291. 
mediafricana, Eupera, 75, 355, 356 
(Fig. 79), 357 (Fig. 80a), 358, 453, 
469. | 
Gulella, 503. 
medjeorum, Potadoma, 75, 275, 276, 
283 (Fig. 47), 284 (Fig. 49), 569. 
Megadesma, 360. 
megalobasis, Melanoides nsendween- 
sis, 75, 254, 261, 568. Pl. XXII, 
figs. 6 and 12. 
megastoma, Ampullaria, 169. 
Melacantha, 250. 
Meladomus, 74, 167, 170, 1838, 184, 185, 
194, 542. 
Meladomus, 186, 187, 188, 190, 192, 194, 
195, 198, 199, 200. 
Melampus, 69, 76, 99, 475, 565, 568. 
Melampus, 104. 
Melanatria, 250. 
Melanella, 326, 330, 331. 
Melania, 89, 90, 91, 95, 96, 121, 170, 248, 
249, 250, 251. 
Melania, 76, 254, 255, 257, 258, 259, 260, 
261, 264, 265, 267, 268, 269, 272, 
274, 275, 277, 278, 280, 281, 282, 
284, 285, 288, 291, 292, 293, 300, 
B12, bal, o22, a2b, 300; 361, 577, 
578, 580, 582, 588, 589. 
Melanidia, 250. 
Melaniidze, 70, 94, 97, 99, 245, 248, 
298, 299, 528, 546, 550, 570, 573, 
590, 591, 592, 600. 
Melaniine, 70, 248, 250, 600. 
Melanoides, 70, 75, 76, 248, 250, 251, 
266, 273, 300, 316, 521, 522, 523, 
527, 541, 546, 556, 559, 560, 561, 
562, 568, 570, 573, 576, 577, 578, 
580, 587, 588, 597. 
Melanoides, 280, 288. 
Melanoidide, 248. 
Melanoidine, 248. 
Melanophoyx, 5. 
Melanopsis, 522. 
melanus, Melas, 250. 
Melas, 250. 
Melastomacesr, 542. 
