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Pages. 



BiTHiNELLA Reyniesi, Dupuy 218 



BiTTiUM Hanleyanum, Monterosato 39 



BUCCINTD^ (Fj 87 



BucciNOPSis Dalei 74 



BuLiMUS picturatus, Morelet 7 



Brazieria {G.) 72 



Ganidia Paviei, L. Morlet 179 



Cassis saburon, Bruguière . 113 



Gerithiopsis perlata, Monterosato 39 



Chauveti A decorata, Monterosato 117 



CiRCE minima, var., Montagu 363 



Glausilia (G.) 238 



— Baziniana, Heude 228 



— cholerigena, Heude 40 



— circinnata, Heude 228 



— comminuta, Heude 229 



— diaconalis, Heude 43 



— lepidospira, Heude ....... 42 



— psilodonta, Heude 42 



— ruptiva, Heude 41 



— rustica, Heude 43 



— scholastica, Heude 44 



GOCHLOSTYLA Alberti, var. onyx, Broderip. . . 302 



— Godonensis, Hidalgo 302 



— Fischeri, Hidalgo 301 



— lignicolor, MôUendorff. .... 302 



— Luengoi, Hidalgo 302 



— Mainitensis, Hidalgo 302 



COCHLOSYRINGIA (S. 0.) 104 



Grucibulum renovatum, Crosse et Fischer. 288 



CvcLOPHORUsSmithi, Hidalgo 304 



— translucens, Heude 228 



