622 
fraternus, Lanistes congicus, 74, 186, 
189, 560, 568. Pl. XVIII, fig. 16. 
freethit, Melama, 272, 274. 
Potadoma, 274, 275, 276, 277. 
frethii, Melania, 274. 
fulica, Achatina, 469. 
fultoni, Lanistes, 186, 194. 
Meladomus, 186. 
funerea, Melama, 275. 
Potadoma, 275. 
furcata, Gebia, 44. 
Upogebia, 2, 7, 8, 44. Pl. VIII. 
fusca, Clavigerina, 268. 
Melania, 268. 
Pachymelania, 247, 267 (Fig. 44), 
268, 528, 562, 565, 566, 568. 
Pl. XXIII, figs. 3-3h and 4—4a; 
Pl. XXIV. 
Unio hauttecceuri var., 382. 
Viviparus unicolor var., 207. 
fuscata, Cyrena, 344. 
Melania, 268. 
fuscatus, Murex, 245, 246, 268. 
Potamides, 54, 245, 246, 562, 565, 
568. Pl. XX, figs. 1-9. 
fuscostrigatus, Homorus, 509. 
fuscum, Dorsanum, 565. 
fuscus, Murex, 268. 
Gabbia, 75, 218, 215. 
gabonensis, Corbicula, 340. 
Hydrobia, 222. 
Nodularia, 381. 
Paludestrina, 222. 
Unio, 381, 401. 
gabunensis, Neocossyphus rufus, 478. 
gaillardi, Mutela mabilli var., 429. 
Mutelina mabillet var., 429. 
Nodularia, 381. 
Unio, 381. 
gaillardott, Cyclostoma, 291. 
Galatea, 359, 360, 361, 362, 363, 365, 366, 
368. 
Galatea, 360, 361, 362, 363, 365. 
Galateola, 360. 
Galathzxa, 360. 
Galathea, 359, 360, 361, 368. 
Galba, 106. 
INDEX 
Galileja, 350. 
Galium, 509. 
ganciniensis, Spatha, 425. 
garambe, Mutela, 75, 429, 431, 432, 
559, 569. Pl. XL, figs. 1-2. 
gardei, Planorbis, 125. 
Gardenia, 495. 
garzetta, Egretta, 4. 
Gastropoda, 69, 97, 575, 577, 587, 597. 
gaudioni, Marconia, 476. 
gaulus, Ancylus, 152. 
gaziense, Auricula, 104. 
gaziensis, Auriculastra, 104. 
geayl, Celatura, 377. 
Gebia, 44. 
geisericola, Lymnza peregra var., 521. 
gelatinus, Bulinus, 133. 
geminatum, Ptychotrema, 503, 509. 
Geocichla, 478. 
Geranium, 509. 
gereti, Celatura, 381, 407, 587. 
- Unio, 407. 
germaini, Bocageia, 510. 
Limicolaria subconia, 499. 
gerrardi, Celatura, 381, 402, 587. 
Nodularia nilotica var., 402. 
Unio, 402. 
gevesensis, Pomacea, 167, 174. 
gibberosa, Congeria 456. 
Dreissensia, 456. 
gibbonsi, Planorbis, 125, 126 (Fig. 8), 
543, 568, 576, 577. 
gigantea, Cameronia, 441. 
gigantica, Fasciola, 89, 95. 
gigas, Ampullaria, 174. 
Pomacea, 174. 
giraudi, Anceya, 228, 235, 236 (Figs. 
32a-d and 33b), 237 (Fig. 34a), 
239, 589. 
Baizea, 308, 309, 310, 589. 
Bridouxia, 314, 589. 
Cameronia, 441. 
. Corbicula, 339. 
Coulboisia, 310. 
Edgaria, 329 (Fig. 69a—b), 590. 
Giraudia horei var., 313. 
Grandidieria, 397, 588. 
Hauttecceuria, 306. 
