SILLONNÉ

Cyclostomidæ, Gray, 491.

Cyclostomiens, Maud., 491.

Cyclostomus, Montf., 491.

— elegans, Montf,, 496.

Cypris, 482, 490.

— faba, 589.

Cyrenastrum, 593.

Cyrènes, 595.

Daudebardia brevipes, Beck, 283.

— rufa, Hartm., 285.

Dauphinule, Lam., 492, 493.

DELOMPHALUS, 65, 96, 102.

Delomphalus, Agass., 102.

— rupestris, Hartm., 192.

— saxatilis, Hartm., 192, Delphinula, Lam., 492.

Demoiselle, Guett., 532.

Demoiselle vivipare, 534.

Depressæ, l'ér., 142.

DIASTROPHA, /150.

Diastropha, Gray, 450.

— contorta, Gray, 450.

Discus crystallinus, Fitz., 89.

— pygmeœæus, Fitz., 195.

— rotundatus, Fitz., 107.

— ruderatus, Eitz., 105.

DREISSENA, 6, 597.

Dreissena, Van Ben., 597.

DREISSENA POLYMORPHA, 98.

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, 527.

ENA, 288, 289.

Ena, Gray, 289.

Ena, Leach, 289.

— montana, Leach, 289.

— obscura, Leach, 292.

Enfant au maillot, 311.

ERICIA, 193, 191.

Ericia, Moq., 193.

Eruca dolium, Swains., 384.

— fragilis, Swains., 850.

— muscorum, Swains., 999.

— 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.

— pygmeæa, Beck, 103.

— rotundata, Beck, 107.

— ruderata, Beck, 105.

— rupestris, Beck, 192.

— umbilicata, Beck, 192.

Ferussacia, Risso, 803.

— Gronoviana, Risso, 806.

Folliculus, Agass., 30/4.

FRUTICICOLA, 100, 189.

Fruticicola, Held, 1489, 191, 201.

Fruticicola aculeata, Held, 189.

— cœlata, Held, 206.

— carthusiana, Held, 202. — carthusianella, Held, 207.

— cinctella, Held, 245,

— circinala, Held, 206.

— fruticum, Held, 196.

— glabella, Held, 209.

— hispida, Held, 224.

— incarnata, Held, 199.

— limbata, Held, 194.

— sericea, Held, 219.

— strigella, Held, 204.

— villosa, Held, 227.

Fusulus, Fitz., 349.

— fragilis, Fitz., 350.

GASTEROPODES, 6, 7.

Gastéropodes, Cuv., 7.

Gastéropodes 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, 288, 298.

Gonodon, Held, 297, 298.

— quadridens, Held, 299.

— seductilis, Beck, 299.

— tridens, Held, 297.

Gonostoma, Albers, 110.

Gonostoma, Held, 114, 117.

— holoserica, Held, 117.

— obvoluta, Beck, 114.

— personata, Held, 118.

Grain d'avoine, 307.

Grain d’orge, 292.

Granaria, Held, 352.

— avena, Held, 357.

— Bigoriensis, Held, 362.

— frumentum, Held, 364.

— hordeum, Held, 357.

— polyodon, Held, 372.

— secale, Held, 366.

— variabilis, Held, 375.

Grand Parillet, 386.

Grand Buccin, 474,