612 HISTOIRE PARTICULIÈRE DES MOLLUSQUES. 
Diastropha, Gray, 450. 
— contorta, Gray, 450. 
Discus crystallinus, Fitz., 89. 
— pygmœus, Fitz., 103. 
— rotundatus, Fitz., 407. 
— ruderatus, Fitz., 105, 
DREISSENA, 6, 597. 
Dreissena, Van Ben., 597. 
DREISSENA POLYMORPHA, 098. 
Dreissena polymorpha, Van Ben., 598. 
Dreissenadeæ, Gray, 596. 
DREISSÉNADES, 6, 554, 596. 
DREISSÈNE, 6, 597. 
DREISSÈNE POLYMORPHE. 
‘Élégante striée, 496. 
Elisma, Gray, 277. 
Elisma, Leach, 277. 
— fasciata, Leach, 280. 
ELONA, 516, 597. 
ENA, 288, 289, 
Ena, Gray, 289. 
Ena, Leach, 289. 
— montana, Leach, 289. 
— obscura, Leach, 292, 
Enfant au maillot, 311. 
ERICIA, 493, 194. 
Ericia, Moq., 493. 
Eruca dolium, Swains., 384. 
— fragilis, Swains., 350. 
— muscorum, Swains., 399. 
— umbilicata, Swains., 390. 
Escargot, 94; 179. 
Escargots, Cuv., 42. 
Eucore, Agass., 297, 298. 
— quadridens, Agass., 300. 
EULIMAX, 18, 22. 
Euparypha rhodostoma, Hartm., 259, 
Eyryomphala, Beck, 102, 191. 
— pygmæa, Beck, 103. 
— rotundata, Beck, 107. 
— ruderata, Beck, 105. 
— rupestris, Beck, 192, 
— umbilicata, Beck, 192. 
Ferussacia, Risso, 303. 
— (Gronoviana, Risso, 306. 
Folliculus, Agass., 304. 
FRUTICICOLA, 100, 189. 
Fruticicola, Held, 189, 194, 204. 
DA PTT, | 
Ve — _“#û#$ 
Fruticicola aculeata, Held, 189. 
— cœlata, Held, 206. 
— carthusiana, Held, 202, 
— carthusianella, Held, 207. 
— cinctella, Held, 215, 
— circinata, Held, 206. 
— fruticum, Held, 196. 
— glabella, Held, 209. 
— hispida, Held, 224. 
— incarnata, Held, 499, 
— limbata, Held, 194. 
— sericea, Held, 249. 
— strigella, Held, 204. 
. — villosa, Held, 227. 
Fusulus, Fitz., 349. : 
— fragilis, Fitz., 350. 
GASTÉROPODES, 6, 7. 
Gastéropodes, Cuv., 7. 
Gasléropodes hétéropodes, Lam., 7. 
Gastéropodes trachélipodes, Lam., 7, 
Gasteropodophora, Gray, 7. 
Géhydrophiles, Fér., 7. 
Géocochlides, Latr., 42. 
Géophiles, Fér., 7. 
Glandina folliculus, L. Pfeiff., 307. 
Glaphyra, Albers, 440. 
Globosæ, Fér., 179, 181, 186. 
GONODON, 988, 298. 
Gonodon, Held, 297, 298, 
— quadridens, Held, 299. 
— seductilis, Beck, 299. 
— tridens, Held, 297. 
Gonostoma, Albers, 110. 
Gonostoma, Held, 114, 417. 
— holoserica, Held, 117. 
— obvoluta, Beck, 114. 
— personata, Held, 118. 
Grain d’avoine, 357. 
Grain d'orge, 292, 
Granaria, Held, 352. 
— avena, Held, 357. 
— Bigoriensis, Held, 362. 
— frumentum, Held, 361. 
— hordeum, Held, 357. 
— polyodon, Held, 372. 
— secale, Held, 366. 
— variabilis, Held, 375. 
Grand Barillet, 386. 
Grand Buccin, 471, 
