IRMNG Taxon list
Isognoma lignea Lightfoot, 1786 accepted as Isognomon isognomum (Linnaeus, 1758)
Isognomon acutirostris (Dunker, 1869)
Isognomon alatus (Gmelin, 1791)
Isognomon albisoror (Iredale, 1939)
Isognomon anomioides (Reeve, 1858) accepted as Isognomon australica (Reeve, 1858)
Isognomon attenuata (Reeve, 1858)
Isognomon australica (Reeve, 1858)
Isognomon aviculare (Lamarck, 1819)
Isognomon bicolor (C.B. Adams, 1845)
Isognomon brevirostre Link, 1807 accepted as Isognomon isognomum (Linnaeus, 1758)
Isognomon californica
Isognomon californicum (Conrad, 1837)
Isognomon costellata
Isognomon cumingi
Isognomon dentifer (Krauss, 1848)
Isognomon dunkeri (P. Fischer, 1881)
Isognomon ephippium (Linnaeus, 1758)
Isognomon fimbriata
Isognomon incisum (Conrad, 1837)
Isognomon isognomon (Linnaeus, 1758)
Isognomon isognomum (Linnaeus, 1758)
Isognomon janus Carpenter, 1857
Isognomon legumen (Gmelin, 1791)
Isognomon maxillatus (Lamarck, 1819)
Isognomon nana Auct
Isognomon nucleus (Lamarck, 1819)
Isognomon perna (Linnaeus, 1767)
Isognomon pernum (Linnaeus, 1767)
Isognomon radiatus (Anton, 1838)
Isognomon recognitus (Mabille, 1895)
Isognomon roberti Koch, 1953 accepted as Isognomon perna (Linnaeus, 1767)
Isognomon rude (Reeve, 1858)
Isognomon rupella (Dufo, 1840) accepted as Isognomon nucleus (Lamarck, 1819)
Isognomon soldanii (Deshayes, 1836)
Isognomon sulcatum Lamarck
Isognomon vulsella (Lamarck, 1819)
Isognomon vulselloides Macsotay & Campos, 2001
Isogonum alaphasiani Röding, 1798 accepted as Crenatula picta (Gmelin, 1791)
Isogonum gnomon Röding, 1798 accepted as Isognomon isognomum (Linnaeus, 1758)
Isogonum marsupiale Röding, 1798 accepted as Isognomon perna (Linnaeus, 1767)
Isogonum norma Röding, 1798 accepted as Isognomon isognomum (Linnaeus, 1758)
Isogonum scapula Röding, 1798 accepted as Isognomon ephippium (Linnaeus, 1758)
Malleoperna intricata Iredale, 1939 accepted as Isognomon legumen (Gmelin, 1791)
Malleoperna paucidentata Iredale, 1939 accepted as Isognomon legumen (Gmelin, 1791)
Melina dentifera (Krauss, 1848)
Melina ephippium (Linnaeus, 1758)
Melina periculosa Iredale, 1939 accepted as Isognomon ephippium (Linnaeus, 1758)
Melina perna (Linnaeus, 1758)
Melina pernaeformis Philipsson, 1788 accepted as Isognomon perna (Linnaeus, 1767)
Melina semiaurita Dall & Simpson, 1901 accepted as Isognomon bicolor (C.B. Adams, 1845)
Parviperna francisensis Cotton & Godfrey, 1938 accepted as Isognomon nucleus (Lamarck, 1819)
Parviperna perexigua Iredale, 1939 accepted as Isognomon nucleus (Lamarck, 1819)
Parviperna rupella (Dufo, 1840) accepted as Isognomon nucleus (Lamarck, 1819)
Perna acutirostris Dunker, 1869 accepted as Isognomon nucleus (Lamarck, 1819)
Perna albisoror Iredale, 1939 accepted as Isognomon albisoror (Iredale, 1939)
Perna anomioides Reeve, 1858 accepted as Isognomon australica (Reeve, 1858)
Perna aquila Clessin, 1890 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna argillacea Gould, 1850 accepted as Isognomon ephippium (Linnaeus, 1758)
Perna attenuata Reeve, 1858 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna australica Reeve, 1858 accepted as Isognomon australica (Reeve, 1858)
Perna avicularis Lamarck, 1819 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna bicolor C.B. Adams, 1845 accepted as Isognomon bicolor (C.B. Adams, 1845)
Perna californica Conrad, 1837 accepted as Isognomon californicum (Conrad, 1837)
Perna canina Lamarck, 1819 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna caudata Reeve, 1858 accepted as Isognomon legumen (Gmelin, 1791)
Perna chemnitziana d'Orbigny, 1853 accepted as Isognomon bicolor (C.B. Adams, 1845)
Perna costellata Conrad, 1837 accepted as Isognomon perna (Linnaeus, 1767)
Perna cumingii Reeve, 1858 accepted as Isognomon ephippium (Linnaeus, 1758)
Perna dactylus Bory de Saint-Vincent, 1827 accepted as Isognomon legumen (Gmelin, 1791)
Perna dunkeri P. Fischer, 1881 accepted as Isognomon dunkeri (P. Fischer, 1881)
Perna ephippium Reeve, 1858 accepted as Isognomon alatus (Gmelin, 1791)
Perna eremita Gould, 1850 accepted as Isognomon perna (Linnaeus, 1767)
Perna femoralis Lamarck, 1819 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna fimbriata Reeve, 1858 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna flava Clessin, 1890 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna hawaiiensis Pease, 1871 accepted as Isognomon californicum (Conrad, 1837)
Perna imbricata Reeve, 1858 accepted as Isognomon ephippium (Linnaeus, 1758)
Perna incisa Conrad, 1837 accepted as Isognomon incisum (Conrad, 1837)
Perna isogona Bosc, 1801 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna lamarckeana d'Orbigny, 1853 accepted as Isognomon radiatus (Anton, 1838)
Perna lamarckiana Clessin, 1890 accepted as Isognomon ephippium (Linnaeus, 1758)
Perna laticostata Reeve, 1858 accepted as Isognomon legumen (Gmelin, 1791)
Perna lentiginosa Reeve, 1858 accepted as Isognomon legumen (Gmelin, 1791)
Perna limoides Reeve, 1858 accepted as Isognomon perna (Linnaeus, 1767)
Perna linguaeformis Reeve, 1858 accepted as Isognomon legumen (Gmelin, 1791)
Perna linnaei Dunker, 1869 accepted as Isognomon perna (Linnaeus, 1767)
Perna listeri Hanley, 1843 accepted as Isognomon radiatus (Anton, 1838)
Perna lobata Reeve, 1858 accepted as Isognomon nucleus (Lamarck, 1819)
Perna marsupium Lamarck, 1819 accepted as Isognomon perna (Linnaeus, 1767)
Perna nana Gould, 1850 accepted as Isognomon nucleus (Lamarck, 1819)
Perna novohollandiae Clessin, 1890 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna obliqua Lamarck, 1819 accepted as Isognomon alatus (Gmelin, 1791)
Perna patibulum Reeve, 1858 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna pectinata Reeve, 1858 accepted as Isognomon nucleus (Lamarck, 1819)
Perna planorbis Dufo, 1840 accepted as Isognomon nucleus (Lamarck, 1819)
Perna planulata Clessin, 1890 accepted as Isognomon isognomum (Linnaeus, 1758)
Perna quadrangularis Reeve, 1858 accepted as Isognomon nucleus (Lamarck, 1819)
Perna quadratus Anton, 1837 accepted as Isognomon recognitus (Mabille, 1895)
Perna radiatus Anton, 1838 accepted as Isognomon radiatus (Anton, 1838)
Perna recognita Mabille, 1895 accepted as Isognomon recognitus (Mabille, 1895)