Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Subclass Pteriomorphia Beurlen, 1944 see Superorder Pteriomorphia Beurlen, 1944
       Order Mytilida Férussac, 1822 [monotypic]
         Suborder Mytilina Férussac, 1822 [monotypic] see Order Mytilida Férussac, 1822
           Superfamily Mytiloidea Rafinesque, 1815 [monotypic]
             Family Mytilidae Rafinesque, 1815 - marine mussels
               Subfamily Mytilinae Rafinesque, 1815
                 01 Genus Mytilus Linnaeus, 1758
                 02 Genus Aulacomya Mörch, 1853
                 03 Genus Brachidontes Swainson, 1840
                 04 Genus Choromytilus Soot-Ryen, 1952
                 05 Genus Hormomya Mörch, 1853
                 06 Genus Ischadium Jukes-Browne, 1905
                 07 Genus Limnoperna Rochebrune, 1882
                 08 Genus Mytella Soot-Ryen, 1955
                 09 Genus Mytilaster Monterosato, 1883
                 10 Genus Peregrinamor Shôji, 1938
                 11 Genus Perna Philipsson, 1788
                 12 Genus Perumytilus Olsson, 1961
                 13 Genus Scolimytilus Olsson, 1961
                 14 Genus Semimytilus Soot-Ryen, 1955
                 15 Genus Septifer Récluz, 1848
                 16 Genus Stavelia Gray, 1858
                 17 Genus Trichomya Ihering, 1900