NARMS Taxon list
Phalium (Semicassis) undulatum (Gmelin, 1791) accepted as Semicassis undulata (Gmelin, 1791)
Phalium (Semicassis) undulatum var. marchesei Bayer, 1935 accepted as Semicassis undulata (Gmelin, 1791)
Phalium granulatum (Born, 1778) accepted as Semicassis granulata (Born, 1778)
Phalium saburon (Bruguière, 1792) accepted as Semicassis saburon (Bruguière, 1792)
Phalium undulatum (Gmelin, 1791) accepted as Semicassis granulata undulata (Gmelin, 1791) accepted as Semicassis undulata (Gmelin, 1791)
Semicassis bisulcata (Schubert & J. A. Wagner, 1829)
Semicassis granulata (Born, 1778)
Semicassis granulata undulata (Gmelin, 1791) accepted as Semicassis undulata (Gmelin, 1791)
Semicassis miolaevigata (Sacco, 1890) accepted as Semicassis saburon (Bruguière, 1792)
Semicassis saburon (Bruguière, 1792)
Semicassis saburon evanescens Settepassi, 1970 accepted as Semicassis saburon (Bruguière, 1792)
Semicassis saburon inaequalis Settepassi, 1970 accepted as Semicassis saburon (Bruguière, 1792)
Semicassis saburon multicostata Settepassi, 1970 accepted as Semicassis saburon (Bruguière, 1792)
Semicassis undulata (Gmelin, 1791)
Semicassis undulata bivaricosa Settepassi, 1970 accepted as Semicassis undulata (Gmelin, 1791)
Semicassis undulata elegantissima Settepassi, 1970 accepted as Semicassis undulata (Gmelin, 1791)
Semicassis undulata maderensis Settepassi, 1970 accepted as Semicassis undulata (Gmelin, 1791)
Semicassis undulata saburoidea Settepassi, 1970 accepted as Semicassis undulata (Gmelin, 1791)
Semicassis undulata tenuis Settepassi, 1970 accepted as Semicassis undulata (Gmelin, 1791)
Semicassis undulata var. levilabiata Paetel, 1888 accepted as Semicassis undulata (Gmelin, 1791)