Crepidula Spirifera Bon. 
Pedem. 
Sect. cervicobranchia 
Blainv. 
Genus Parmophorus 
Blainv. 
Parmophorus Elongatus Law. 
( P. Laevis Blainv. ) 
Taur. 
Genus Emarginula Lam. 
Emarginula Fissura Lam. 
(. E. Reticulata Sow. ) 
Ast. (v. in mar. Eur.) 
— Grateloupii Bell. Mich. 
Taur. 
Genus Fissurella Lam. 
Fissurella Graeca Lam. Brocc. 
Ast. Taur. (v. in Med. Oc. Atl.) 
— Hiantula Lam. 
Taur. ( v. in Oc. Ind. ) 
Sect. CIRRHOBRANCHIA Blainv. 
Genus Dcntalium Linn. 
Dentalium Elephantinum Lam. Br. 
( D. 6-angul. Lam. ) 
Ast. (v. in mar. lnd. et Eur) 
— Aprinuni Lam. Brocc. 
Ast. (v. in mar. Ind.) 
— Sulcatum Lam. 
Pedem. 
— Bouei Desh. 
( D. Interrupturn ? Gmel. ) 
Taur. 
2 5 
Dentalium Dentalis Linn. Lam. 
Ast. {v. in Medit.) 
— Pseudo-entalis Desh. 
Pedem. 
— Lacteum Desii. 
Dert. (v. in Oc. Ind.) 
— Fissura Lam. 
Pedem. (v. in Med. et Oc Ind.) 
— Gadus Sow. 
( D. Coarctattim Brocc. Desh.) 
Ast. 
— Orsum Bon. 
Pedem. 
— Rectum Gmel. 
Taur. 
— Fossile Linn. Brocc. 
Derton. 
— Inteiruptum Gmel. 
Pedem. 
— Radula Gualt. 
Derton. 
— Striolatum Risso. 
Pedem. {v. in Medit.) 
— Circinatum Sow. 
Ast. 
— Triquetrum Brocc. 
Ast. 
Sect. PTEROPODA Cuv. 
Genus Cleodora Lam. 
Cleodora Obtusa Quoy. 
Ast. 
— Strangulata Desh. 
( Vaginella Depressa Bast. 
Taur. (v. in Medit.) 
— Astesana Rang. 
( Cuvieria ) 
Ast. 
