Phylum [Mollusca] Linnaeus, 1758 - molluscs
Class Bivalvia Linnaeus, 1758 - bivalves
Order Mytiloida Férussac, 1822
see Order Mytilida Férussac, 1822
Superfamily Pteriacea Gray, 1847
see Superfamily Pterioidea Gray, 1847 (1820)
Family Isognomonidae Woodring, 1925 (1828)
Genus Isognomon Solander, 1786
Subgenus Isognomon (Isogonum) Röding, 1798
see Genus Isogonum Röding, 1798