Taxonomic names from U. S. Grant, IV and H. R. Gale 1931
- Acmaea cassis, Rathke 1833 [Lottiidae]
- Amiantis (Hysteroconcha) (Dall 1902) [Veneridae]
- Amycla chrysalloidea, Carpenter 1863 [Columbellidae]
- Amyda chrysalloidea, Carpenter 1863 [Columbellidae]
- Antiplanes bulimoides, Dall 1919 [Pseudomelaniidae]
- Arca (Arca) formosa (Sowerby 1833) [Arcidae]
- Arca (Arca) multicostata (Sowerby 1833) [Arcidae]
- Arca (Arca) perlabiata, U. S. Grant, IV and H. R. Gale 1931 [Arcidae]
- Arca (Arca) trilineata calcarea, U. S. Grant, IV and H. R. Gale 1931 [Arcidae]
- Arca (Arca) tuberculosa (G. B. Sowerby I 1833) [Arcidae]
- Arca (Barbatia) reeveana (d'Orbigny 1846) [Arcidae]
- Arca (Barbatia) reticulata (Gmelin 1792) [Arcidae]
- Arca (Navicula) pacifica (Sowerby 1833) [Arcidae]
- Arca (Navicula) terminumbonis, U. S. Grant, IV and H. R. Gale 1931 [Arcidae]
- Arca (Trisidos) (Ršding 1798) [Arcidae]
- Arca labiata, Sowerby 1833 [Arcidae]
- Arca labiata, Solander 1786 [Arcidae]
- Arca schizotoma, Dall 1898 [Arcidae]
- Arca sulcicosta, Nyst 1836 [Arcidae]
- Atys casta, Carpenter 1864 [Haminoeidae]
- Bryophila setosa, Carpenter 1864 [Philobryidae]
- Cabestana gibbosa (Broderip 1833) [Ranellidae]
- Calliostoma eximium (Reeve 1842) [Trochidae]
- Cancellaria arnoldi, Dall 1909 [Cancellariidae]
- Cancellaria hemphilli, Dall 1909 [Cancellariidae]
- Cancellaria obesa planospira, U. S. Grant, IV and H. R. Gale 1931 [Cancellariidae]
- Cavolina trispinosa (de Blainville 1821) [Cavoliniidae]
- Chlamys swiftii (Bernardi 1858) [Pectinidae]
- Chrysodomus imperialis, Dall 1908 [Muricidae]
- Clavatula merita, Hinds 1843 [Mangeliidae]
- Clavus (Clathrodrillia) (Dall 1918) [Drilliidae]
- Coleophysis carinata, Carpenter 1857 [Retusidae]
- Corbula (Corbula) gibbiformis, U. S. Grant, IV and H. R. Gale 1931 [Corbulidae]
- Cryptomya magna, Dall 1921 [Myidae]
- Cymatosyrinx (Elaeocyma) empyrosia (Dall 1899) [Drilliidae]
- Dentalium indianorum, Carpenter 1864 [Dentaliidae]
- Dentalium liratum, Carpenter 1855 [Dentaliidae]
- Dentalium lirulatum, Mörch 1861 [Dentaliidae]
- Dentalium petricola, Dall 1909 [Dentaliidae]
- Dentalium pretiosum, Nuttall in Sowerby 1860 [Dentaliidae]
- Dentalium rectius, Carpenter 1864 [Rhabdidae]
- Dentalium semistriatum, Turton 1819 [Dentaliidae]
- Dentalium semistriatum semipolitum (Broderip and Sowerby 1829) [Dentaliidae]
- Diodora murina (Carpenter in Dall in Orcutt 1885) [Fissurellidae]
- Donax protexta, Conrad 1849 [Solemyidae]
- Drillia hemphilli (Stearns 1873) [Turridae]
- Drillia incisa, Carpenter 1863 [Turridae]
- Eucosmia variegata substriata, Carpenter 1864 [Phasianellidae]
- Fragum magnificum (Carpenter 1857) [Cardiidae]
- Fusinus barbarensis (Trask 1855) [Fasciolariidae]
- Glycymeris corteziana, Dall 1916 [Glycymerididae]
- Glycymeris gabbi, Dall 1909 [Glycymerididae]
- Glycymeris gigantea (Reeve 1843) [Glycymerididae]
- Glycymeris larvula, Hanna 1924 [Glycymerididae]
- Glycymeris septentrionalis subobsoleta (Carpenter 1864) [Glycymerididae]
- Jaton, Pusch 1837 [Muricidae]
- Kalayoldia (U. S. Grant, IV and H. R. Gale 1931) [Yoldiidae]
- Kelletia (Kelletia), Fischer 1884 [Buccinidae]
- Kelletia (Searlesia) (Harmer 1914) [Buccinidae]
- Kelletia (Searlesia) dira (Reeve 1846) [Buccinidae]
- Laevicardium (Cerastoderma) corbis (Martyn 1784) [Cardiidae]
- Laevicardium (Cerastoderma) corbis coosense (Dall 1909) [Cardiidae]
- Laevicardium (Laevicardium) substriatum (Conrad 1837) [Cardiidae]
- Leda (Lembulus) whitmani, Dall 1909 [Nuculanidae]
- Leda cellulita, Dall 1896 [Nuculanidae]
- Leda fossa, Baird 1863 [Nuculanidae]
- Leda oxia, Dall 1916 [Nuculanidae]
- Leda penderi, Dall and Bartsch 1910 [Nuculanidae]
- Leda unca, Gould 1862 [Nuculanidae]
- Leda williamettensis, Shumard 1858 [Nuculanidae]
- Lucina (Miltha) xantusi (Dall 1903) [Lucinidae]
- Lucina (Myrtea) acutilineata (Conrad 1849) [Lucinidae]
- Macoma kerica, Hendrickson 1928 [Myidae]
- Mactra (Spisula) (Gray 1837) [Mactridae]
- Mangelia (Mangelia), U. S. Grant, IV and H. R. Gale 1931 [Mangeliidae]
- Mangilia fancherae, Dall 1903 [Turridae]
- Margaritiphora, Megerle von Mühlfeld 1811 [unclassified genus]
- Margaritiphora mazatlanica, Hanley 1855 [Pteriidae]
- Mitrella carinata (Hinds 1844) [Columbellidae]
- Mitrella carinata gausapata (Gould 1850) [Columbellidae]
- Moniliopsis incisa quinquecincta, U. S. Grant, IV and H. R. Gale 1931 [Turridae]
- Murex centrifuga, Hinds 1844 [Muricidae]
- Myurella albocincta, Carpenter 1857 [Terebridae]
- Nassarius (Schizopyga) mendicus (Gould 1849) [Nassariidae]
- Nassarius (Schizopyga) mendicus cooperi (Forbes 1852) [Nassariidae]
- Nucula (Acila) castrensis (Hinds 1843) [Nuculidae]
- Nucula (Acila) semirostrata, U. S. Grant, IV and H. R. Gale 1931 [Nuculidae]
- Nucula (Nucula) tenuis (Montagu 1808) [Nuculidae]
- Nucula abrupta, Conrad 1848 [Malletiidae]
- Nucula blancoensis, Howe 1922 [Nuculidae]
- Nucula cuneiformis, Conrad 1848 [Nuculidae]
- Nucula ermanni, Girard 1843 [Nuculidae]
- Nucula penita, Conrad 1848 [Nuculanidae]
- Nuculana (Nuculana) conceptionis (Dall 1896) [Nuculanidae]
- Nuculana hamata (Carpenter 1864) [Nuculanidae]
- Nuculana willamettensis (Shumard 1858) [Nuculanidae]
- Ostrea cumingiana, Dunker 1846 [Ostreidae]
- Ostrea virginica californica, Mareon 1858 [Ostreidae]
- Pecten (Aequipecten) discus (Conrad 1857) [Pectinidae]
- Pecten (Aequipecten) pabloensis (Conrad 1857) [Pectinidae]
- Pecten (Chlamys) dallasi, Jordan and Hertlein 1926 [Pectinidae]
- Pecten (Chlamys) kindlei, Dall 1920 [Pectinidae]
- Pecten (Chlamys) lioicus, Dall 1907 [Pectinidae]
- Pecten (Propeamussium) alaskensis (Dall 1871) [Propeamussiidae]
- Pecten expansus, Smith 1847 [Pectinidae]
- Pecten expansus, Dall 1879 [Pectinidae]
- Pecten hindsi (Carpenter 1864) [Pectinidae]
- Pecten islandicus beringianus, Middendorff 1849 [Pectinidae]
- Pecten swiftii, Bernardi 1858 [Pectinidae]
- Pectunculus gigantea, Reeve 1843 [unclassified species]
- Pectunculus inaequalis, Sowerby 1832 [Glycymerididae]
- Pectunculus kashewarowi, Grewingk 1848 [Glycymerididae]
- Pectunculus maculatus, Broderip 1832 [Glycymerididae]
- Pinna alamedensis, Yates in Cooper 1888 [Pinnidae]
- Pitaria concinna (G. B. Sowerby 1835) [Veneridae]
- Pleurotoma pallida, Sowerby 1833 [Drilliidae]
- Psephis tellimyalis, Carpenter 1864 [Petricolina]
- Pteria (Pinctada) (Ršding 1798) [Pteriidae]
- Purpura (Centrifuga) () [Muricidae]
- Purpura (Centrifuga) leeana (Dall 1890) [Muricidae]
- Purpura emarginata, Deshayes 1839 [Muricidae]
- Pyramidella (Longchaeus) mazatlanica, Dall and Bartsch 1909 [Pyramidellidae]
- Ranella (Priene) pacifica (Dall 1909) [Ranellidae]
- Solemya ventricosa, Conrad 1849 [Solemyidae]
- Spirotropis (Antiplanes) () [Pseudomelaniidae]
- Tegula (Chlorostoma) ligulata (Menke 1850) [Trochidae]
- Tellina (Angulus) idae (Dall 1891) [Tellinidae]
- Thais (Nucella) () [Muricidae]
- Thais (Nucella) elsmerensis, U. S. Grant, IV and H. R. Gale 1931 [Muricidae]
- Tritonalia poulsoni (Carpenter 1864) [Neogastropoda]
- Trivia pustulata (Solander 1786) [Pediculariidae]
- Trochus (Monodonta) gallina, Forbes 1850 [Trochidae]
- Trochus (Monodonta) pyriformis, Gould 1853 [Trochidae]
- Turbonilla (Strioturbonilla) attrita, Dall and Bartsch 1909 [Pyramidellidae]
- Turbonilla (Turbonilla), Risso 1826 [Pyramidellidae]
- Turris (Surcula) ophioderma, Dall 1908 [Drilliidae]
- Venus (Chione) succincta (Valenciennes 1821) [Veneridae]
- Venus securis, Shumard 1858 [Veneridae]
- Vermetus eburneus, Reeve 1842 [Turritellidae]
- Yoldia (Cnesterium) strigilata, Dall 1909 [Yoldiidae]
- Yoldia oregona (Shumard 1858) [Yoldiidae]
- Yoldia scissurata, Dall 1897 [Yoldiidae]