Class Polyplacophora

Order Lepidopleurida

Family Lepidopleuridae
Leptochiton alveolus (Loven, 1846)
Leptochiton nexus Carpenter, 1864
Leptochiton rugatus (Pilsbry, 1892)
Hanleyella oldroydi (Dall, 1919)

Order Chitonida

Family Ischnochitonidae
Stenoplax fallax (Pilsbry, 1892) 
Lepidozona abyssicola (Smith & Cowan, 1966)
Lepidozona cooperi (Dall 1879) 
Lepidozona interstincta (Gould, 1846)
Lepidozona mertensii (Middendorff, 1847)
Lepidozona retiporosa (Carpenter, 1864)
Lepidozona scabricostata (Carpenter, 1864)
Lepidozona trifida (Carpenter, 1864) 
Lepidozona willetti (S.S. Berry, 1917)
Stenosemus albus (Linnaeus, 1767)

Family Chaetopleuridae
Chaetopleura gemma Dall, 1879

Family Tonicellidae
Lepidochitona dentiens (Gould, 1846)
Lepidochitona fernaldi (Eernisse, 1986)
Tonicella insignis (Reeve, 1847) 
Tonicella lineata (W. Wood, 1815)
Tonicella undocaerulea (Sirenko, 1973)
Tonicella venusta Clark, 1999
Boreochiton beringensis (Yakovleva, 1952)
Dendrochiton flectens (Carpenter 1864)
Dendrochiton semiliratus (S.S. Berry, 1927)

Family Schizoplacidae
Schizoplax brandtii (Middendorff, 1847)

Family Mopaliidae
Mopalia ciliata (G.B. Sowerby II, 1840)
Mopalia cirrata S.S. Berry, 1919
Mopalia egretta S.S. Berry, 1919
Mopalia ferreirai Clark, 1991 
Mopalia hindsii (Reeve, 1847) 
Mopalia imporcata Carpenter, 1864 
Mopalia lignosa (Gould, 1846)
Mopalia muscosa (Gould, 1846)
Mopalia phorminx S.S. Berry, 1919
Mopalia sinuata Carpenter, 1864
Mopalia spectabilis Cowan & Cowan, 1977
Mopalia swanii Carpenter, 1864
Mopalia vespertina Gould, 1852
Placiphorella pacifica Berry 1919
Placiphorella rufa S.S. Berry, 1917
Placiphorella velata Dall, 1879
Katharina tunicata (W. Wood, 1815)

Family Acanthochitonidae
Cryptochiton stelleri (Middendorff, 1847)