 life
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
 life
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Empire Eukaryota (Chatton, 1925)
 see Domain Eukaryota Chatton, 1925
 Empire Eukaryota (Chatton, 1925)
 see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
 Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Bilateria Hatschek, 1888 [paraphyletic?] - bilaterians
 Subkingdom Bilateria Hatschek, 1888 [paraphyletic?] - bilaterians
         Branch Protostomia Grobben, 1908 [paraphyletic?] - protostomes
 see Infrakingdom Protostomia Grobben, 1908
 Branch Protostomia Grobben, 1908 [paraphyletic?] - protostomes
 see Infrakingdom Protostomia Grobben, 1908
           Infrakingdom Lophozoa T. Cavalier-Smith, 1998 [paraphyletic?]
 see Infrakingdom Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake, 1995
 Infrakingdom Lophozoa T. Cavalier-Smith, 1998 [paraphyletic?]
 see Infrakingdom Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake, 1995
             Superphylum Conchozoa T. Cavalier-Smith, 1998
 see Superphylum Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake, 1995
 Superphylum Conchozoa T. Cavalier-Smith, 1998
 see Superphylum Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake, 1995
               Phylum Mollusca Linnaeus, 1758 - molluscs
 Phylum Mollusca Linnaeus, 1758 - molluscs
                 Subphylum Bivalvia Linnaeus, 1758 [paraphyletic?] - bivalves
 Subphylum Bivalvia Linnaeus, 1758 [paraphyletic?] - bivalves
                   1 Genus Mytilus Linnaeus, 1758
 1 Genus Mytilus Linnaeus, 1758
                   2 Genus Pecten Müller, 1776
 2 Genus Pecten Müller, 1776