Chi trong họ Mytilidae bao gồm:[1][2]

• Adipicola Dautzenberg, 1927
• Adula H. Adams & A. Adams, 1857
• Amygdalum Megerle von Muhlfeld, 1811
• Arcuatula Soot-Ryen, 1955
• Aulacomya Mörch, 1853
• Bathymodiolus Kenk & Wilson, 1985[3]
• Botula Mörch, 1853
• Brachidontes Swainson, 1840
• Choromytilus Soot-Ryen, 1952[4]
• Crenella T. Brown, 1827
• Dacrydium Torell, 1859
• Geukensia Van de Poel, 1959
• Gigantidas
• Gregariella Monterosato, 1884
• Idasola Iredale, 1939
• Ischadium Jukes-Browne, 1905
• Limnoperna Rochebrune, 1882
• Lioberus Dall, 1898
• Lithophaga Röding, 1798
• Megacrenella Habe & Ito, 1965
• Modiolula Sacco, 1898
• Modiolarca Gray, 1842
• Modiolus Lamarck, 1799
• Musculista Yamamoto & Habe, 1958
• Musculus Röding, 1798
• Mytilaster Monterosato, 1884
• Mytilus Linnaeus, 1758 - also known as Mytilis
• Perna Philipsson, 1788
• Rhomboidella Monterosato, 1884
• Septifer Recluz, 1848
• Solamen Iredale, 1924
• Stenolena Dall, Bartsch & Rehder, 1938
• Trichomya Ihering, 1900
• Vilasina Bartsch, 1960
• Xenostrobus Wilson, 1967