IRMNG Taxon list
Ephippium anomia Röding, 1798 accepted as Placuna quadrangula (Philipsson, 1788)
Ephippium polonicum Röding, 1798 accepted as Placuna ephippium (Philipsson, 1788)
Ephippium transparens Röding, 1798 accepted as Placuna placenta (Linnaeus, 1758)
Placenta auriculata Mörch, 1853 accepted as Placuna placenta (Linnaeus, 1758)
Placenta communis Megerle von Mühlfeld, 1811 accepted as Placuna placenta (Linnaeus, 1758)
Placenta ephippium Philipsson, 1788 accepted as Placuna ephippium (Philipsson, 1788)
Placenta lincolnii J.E. Gray, 1849 accepted as Placuna lincolnii (Gray, 1849)
Placenta orbicularis Philipsson, 1788 accepted as Placuna placenta (Linnaeus, 1758)
Placenta quadrangula Philipsson, 1788 accepted as Placuna quadrangula (Philipsson, 1788)
Placuna ephippium (Philipsson, 1788)
Placuna lincolnii (Gray, 1849)
Placuna lincolnii Lamprell & Whitehead, 1992 accepted as Placuna quadrangula (Philipsson, 1788)
Placuna lobata G.B. Sowerby II, 1871
Placuna papyracea Bruguière, 1792 accepted as Placuna quadrangula (Philipsson, 1788)
Placuna papyracea Lamarck
Placuna placenta (Linnaeus, 1758)
Placuna planicostata Dunker, 1879 accepted as Placuna lobata G.B. Sowerby II, 1871
Placuna quadrangula (Philipsson, 1788)
Placuna sella (Gmelin, 1791)
Sellaria anglicana Link, 1807 accepted as Placuna ephippium (Philipsson, 1788)