1894 176 p., paperbound. Very good, crisp unopened copy. Lists the Gastropoda Prosobranchiata. Pectinibranchiata. Toxoglossa (which includes genera as Terebra, Conus, Bela, Mangelia etc.) & Rhachiglossa (which includes Oliva, Marginella, Mitra, Turricula, Fusus, Nassa, Columbella, Chicoreus, Purpura, Murex, Triton, Ranella).
1899 pp. 177-360, paperbound. Unopened copy. Lists the Gastropoda Prosobranchiata. Pectinibranchiata. (and includes genera like: Dolium, Cypraea, Trivia, Strombus, Cerithium, Potamides, VermetusMelania, Littorina, Solarium, Rissoa, Paludina, Ampullaria, Opisthostoma, Pupina, Tropidophora etc.).