INDEX 
Planorbis, 131. 
Alexia, 104. 
alfierianus, Unio, 378. 
algirus, Zonites, 188. 
algoénsis, Physa, 135. 
alhwensis, Vivipara, 207. 
Alina, 162, 163. 
Allophylus, 509. 
alluaudi, Bulinus, 135. 
Mutela, 428, 435, 576. 
Physa, 135. 
Parreyssia, 378. 
Pseudocorbicula, 358, 359. 
Streptostele, 493. 
Unio, 378. 
Alocinma, 213, 214. 
aloysii-sabaudiz, Cerastus, 509. 
Alpheus, 21, 23. 
alphonsi, Edgaria, 333. 
Edgaria milne-edwardsiana f., 333. 
Paramelania, 333. 
alpina, Arundinaria, 510, 514. 
Alsophila, 510. 
alta, Burnupia, 74, 151, 153, 556, 568. 
Pl. XII, figs. 5—-5a. 
Physa trigona var., 137. 
Vivipara costulata var., 205. 
altus, Bulinus trigonus var., 137. 
Viviparus costulatus var., 205. 
alutacea, Potadoma, 75, 274, 276, 278, 
287, 568. Pl. X XVI, figs. 3-3a. 
alvata, Potamopyrgus, 223. 
ameena, Cleopatra, 290, 291. 
Melania, 288, 291. 
Amarula, 250. 
amarula, Helix, 250. 
Melania, 251. 
amarus, Rhodeus, 531. 
ambifaria, Nodularia, 378. 
ambifarius, Unio, 378. 
ambiguus, Lanistes, 194. 
Lanistes olivaceus var., 194. 
Ameria, 132. 
americana, Mareca, 539. 
americanum, Macrobrachium, 66. 
americanus, Bufo, 473. 
amnica, Tellina, 350. 
Amnicola, 213, 224, 226. 
605 
Amnicola, 216, 221, 222. | 
Amnicolide, 70, 94, 96, 97, 99, 212, 
225, 227, 299, 484, 520, 523, 590, 
593, 600. 
Amnicoline, 70, 213, 221, 222. 
amplicata, Auriculastra, 104. 
Lzemodonta, 104. 
amplior, Pila congoensis, 74, 175, 179, 
180, 181, 568. Pl. XV, figs. 1-2; 
PE XIX, fie. 10. 
ampullacea, Ampullaria, 168, 169. 
Helix, 169, 172. 
Pila, 173. 
Tellina, 565. 
Ampullaria, 74, 168, 169, 170, 172, 173, 
174, 175, 176, 180, 181, 182, 183, 
186, 187, 188, 192, 193, 194, 195, 
203, 528, 536. 
Ampullariide, 70, 97, 98, 166, 248, 249, 
537, 544, 546, 599, 600. 
Ampullarius, 167, 170, 188, 535. 
amputatus, Homorus, 503. 
amygdalina, Limnza, 108. 
anadenia, Haplohelix, 511. 
Anastomus, 198, 536, 537, 538, 544. 
anataria, Anodonta, 420. 
Aspatharia, 420. 
Spatha, 420. 
Anatide., 5. 
anceps, Tropidophora, 519. 
Anceya, 70, 75, 227, 228, 236, 239, 
240, 589, 590, 591. 
anceyana, Limnea, 113. 
Lymnea, 108, 113, 568. 
Syrnolopsis, 229. 
anceyi, Aspatharia, 426, 587. 
Brazzxa, 412, 421, 426. 
Cameronia, 442. 
Grandidieria, 398. 
Moncetia, 412, 427. 
Spatha, 421, 427. 
Anculosa, 309, 312. 
Ancylastrum, 152, 155, 156. 
Ancylide, 69, 97, 98, 148, 454, 520, 557. 
Ancylotus, 309. 
Ancylus, 86, 149, 156, 523, 527, 587. 
Ancylus, 150, 154, 155. 
anderssoni, Planorbis, 124. 
