Taxonomic Study of Japanese Species of Glossaulax (Gastropoda : Naticidae)

Abstract

This study deals taxonomically with Japanese fossil and modern species of Glossaulax. The following species are recognized in Japan : Glossaulax didyma (Roding), G. bicolor (Philippi), G. hyugensis (Shuto), G. hagenoshitensis (Shuto), G. nodai Majima, G. reiniana (Dunker) and G. vesicalis (Philippi).