— 281 — 



Pagp*. 



Aucj lus simples, Bourg'M/^naf 149,151, 198 



— — VAR. Bourguignat 154 



— — s. VAR. B, Bourguignat IGO 



— — C, Bourguignat 161 



— — VAR. D, Bourguignat Ki.j 



— — VAR. E, Bourguignat 1C3 



— — VAR. F, Bourguignat 1 59 



— sinuatus, Dupuy 162 



— sinuosus, Brard 162 



— spiaa-rosœ, Schmidt 162 



— — Brecy 262 



— — Draparnaud 262 



— stagnalis, Ferussac 255 



— stviàtus, Webb &t Berllielot 176, 197 



— — Morelel 153 



— — Porro 155 



— strictus, Morelet 17.3 



— strigatus, Parreyss 1G6 



— tardus, Say 237 



— tennis, Kurr 208 



— thermalis, Boubée 159 



— Tiberianiis, Bourguignat 174 



— Tmei, And. Bivona 179 



— — Benoit 181 



— velletea Nuttalii, //aideman 239 



— Yerrcauni, Bourguignat 194 



— verruca, Benson 2U7 



— vitraceus, Morelet 186 



Arioii albus, Férussac 18 



— ater, Michaud 18 



— empiricorum, Férussac 17 



— rufus, 3]iciiaud 17 



Bithinia bicarinala, Dupuy 75 



— tontaculata, Gray 13 



lîrondelia Drouetiana, Bourguignat 90 



— gibbosa, Biur guignât 92 



Bulimus stagualis, Bruguières 95 



— viviparus, Poiret 128 



Buciiuum stagnale, il/ui?er 94 



Bj'thinia Aogarensis, Bourguignat 14 



— aploa, Bourguignat 15 



— bii'arinata, nioquin-Tandon 75 



