SÉANCE DU 5 NOVEMBRE 1855 » 
ÜO 
Area profunda, id. 
« — angusta , Lamk. 
' — clathrata , Def. 
— qaadrilatera , Lamk. 
Modiolci corda ta , id. 
Pecten in fumât as , id. 
— - triparti tus , Desh. 
Ostrea def or m is , var. Lamk. 
— flabellula , id. 
Anonüa tenais tri a ta, Desh. 
Dentalium en ta lis , Linn. 
— - eburneum , id. 
— pseiulo-entalis , Lamk. 
— fissura, id. 
— coarciatum , Desh. 
Patelin Terveriana , nob. 
Siphon aria , nouv. esp. 
Hipponix di la ta ta, Lamk. 
— corna-copiæ , id. 
Emarginula elegans, Desh. 
Fissurella srjuamosa , id. 
Calyptrœa lamcllosa, id. 
B alla coronata , Lamk. 
— cylindroides , Desh. 
— ovulata , Lamk. 
Eulima polita, Desh. 
Solarium bi striatum, id. 
— plient uni, Lamk. 
— canaliculatum , id. 
— sp ira tum , id. 
Bifron tia serra ta , Des h . 
— marginata , id. 
Adeorbis, genre de Wood. 
Turbo bicarinatus , Desh. 
- lœ ci galas, id. 
— sulciferus , id. 
Mono don ta multicordata , nob. 
Delphinulu conica , Lamk. 
— marginata , id. 
— JVarnii , Def. 
Troc h us bicarinatus , Lamk. 
— patellatus , Desh. 
Phasianella turbinoides , Lamk. 
Turritella sulcifera, Desh. 
- — imbricataria , Lamk. 
— umbe llata ? , id. 
— abreviata , Desh. 
Scalaria plicata, Lamk. 
Scalaria crispa ?, id. 
Siliquaria striata , Def. 
Paludina globulus , Desh. 
s — macros toma, id. 
Ampullaria conica , Lamk. 
Nerita trie ar in ata (colorée), id. 
Neritina pictci (colorée), Bast. 
Natica depressa , Desh. 
— canaliculata, id. 
— sigaretina, id. 
— cepctcœa , Lamk. 
— epiglottina , id. 
— glaucinoides , Desh. 
— canaliculata , id. 
Melania costellata, Lamk. 
— plicata , Desh. 
— lac te a, Lamk. 
Pyramidella ter eh e lia, id. 
Tornatella sulcata, id. 
I Ringicula r ingens, id. 
| Auricula. or ata, id. 
j — conovuliformis P , id. 
! Anodostomia , trois espèces. 
Cerithium giganteum? , Lamk. 
— cristcitum, id. 
| — echinatum, Desh. 
— Corclieri, id. 
— Bouei, id. 
— tricarinatum , Lamk. 
— cct tenu tum , Desh. 
; — serratum, Lamk. 
| — • cornu- copiée? , id., Gelini . 
s — angulosum , var. Lamk. 
— Lamarckii , Desh. 
— melanoicles , Lamk. 
— Iiexagonurn , id, 
— multigranum , Desh. 
— cinctum?, Lamk. 
— terebrale ?, id. 
— semi granulosum , id. 
— tld ara, id. 
— thicirella, Desh. 
— bacillum ? , Lamk. 
— multispiratum, Desh. 
— invers uni, Lamk. 
— muricoides, id. 
— unisulcatum, Desh. 
I — perfora tum, Lamk. 
