Cryptomya oregonenesis Dall, 1909 accepted as
Cryptomya californica (Conrad, 1837) (original description)
Cryptonatica coosensis H. J. Finlay, 1927 † (additional source)
Epitonium (Arctoscala) condoni Dall, 1909 † accepted as
Boreoscala condoni (Dall, 1909) † (original description)
Glycymeris gabbi Dall, 1909 accepted as
Glycymeris septentrionalis (Middendorff, 1849) (original description)
Glycymeris grewingki Dall, 1909 accepted as
Glycymeris septentrionalis (Middendorff, 1849) (original description)
Littorina petricola Dall, 1909 † accepted as
Littorina petricola Arnold, 1908 † (original description)
Macoma astori Dall, 1909 † (original description)
Margarites (Lirularia) Dall, 1909 accepted as
Lirularia Dall, 1909 (original description)
Margarites (Pupillaria) Dall, 1909 accepted as
Margarites J. E. Gray, 1847 (original description)
Modiolus directus Dall, 1909 accepted as
Modiolus rectus Conrad, 1837 (original description)
Mytilus ficus Dall, 1909 accepted as
Mytilus trossulus A. Gould, 1850 (original description)
Natica (Cryptonatica) consors Dall, 1909 † accepted as
Cryptonatica coosensis H. J. Finlay, 1927 † (original description)
Neverita recluziana var. alta (Arnold, 1903 accepted as
Glossaulax reclusiana (Deshayes, 1839) (basis of record)
Neverita recluziana var. imperforata Dall, 1909 accepted as
Glossaulax reclusiana (Deshayes, 1839) (original description)
Nucula (Acila) shumardi Dall, 1909 † accepted as
Lacia shumardi (Dall, 1909) † (original description)
Oliva (Olivella) Swainson, 1831 accepted as
Olivella Swainson, 1831 (subsequent type designation)
Oliva (Strephonella) Dall, 1909 represented as
Oliva Bruguière, 1789 (original description)
Polinices recluzianus var. imperforata Dall, 1909 accepted as
Glossaulax reclusiana (Deshayes, 1839) (original description)
Promartynia Dall, 1909 accepted as
Tegula Lesson, 1833 (original description)
Tellina aragonia Dall, 1909 † (original description)
Tellina eugenia Dall, 1909 † (original description)
Thais (Pinaxia) adamsi Dall, 1909 accepted as
Pinaxia coronata A. Adams, 1853 (original description)
Turcicula columbiana Dall, 1909 † accepted as
Bathybembix columbiana (Dall, 1909) † (original description)