Taxonomic names from J. W. Durham 1944
- Acila nehalemensis, Hanna 1924 [Nuculidae]
- Acmaea simplex, Dickerson 1917 [Lottiidae]
- Acteon parvum, Dickerson 1917 [Acteonidae]
- Aforia campbelli, J. W. Durham 1944 [Cochlespiridae]
- Aforia packardi (Weaver 1916) [Turridae]
- Amauropsis blakeleyensis (Tegland 1933) [Naticidae]
- Ancilla blakeleyensis, J. W. Durham 1944 [Olividae]
- Ancistrolepis clarki, Tegland 1933 [Buccinidae]
- Ancistrolepis clarki teglandae, J. W. Durham 1944 [Buccinidae]
- Ancistrolepis landesi, Tegland 1933 [Buccinidae]
- Ancistrolepis packardi, J. W. Durham 1944 [Buccinidae]
- Apolymetis twinensis, J. W. Durham 1944 [Tellinidae]
- Arca osmonti, Dall 1909 [Arcidae]
- Arca washingtoniana, Dickerson 1917 [Cucullaeidae]
- Bittium bramkampi, J. W. Durham 1944 [Cerithiidae]
- Borsonella nuncapatia, Hanna 1924 [Borsoniidae]
- Bruclarkia blakeleyensis, J. W. Durham 1944 [Siphonaliidae]
- Bruclarkia fulleri, J. W. Durham 1944 [Siphonaliidae]
- Bruclarkia seattlensis, J. W. Durham 1944 [Siphonaliidae]
- Bruclarkia thor, Tegland 1931 [Siphonaliidae]
- Calliostoma mea, Tegland 1933 [Trochidae]
- Calliostoma parkeri, J. W. Durham 1944 [Trochidae]
- Callista pittsburgensis, Dall 1900 [Veneridae]
- Cancellaria washingtonensis, Weaver 1916 [Cancellariidae]
- Cardium (Cerastoderma) scapoosense, Clark 1925 [Cardiidae]
- Cardium lincolnensis, Weaver 1916 [Cardiidae]
- Cerithiopsis palmerae, J. W. Durham 1944 [Cerithiopsidae]
- Chione carmanahensis, Clark 1925 [Veneridae]
- Clavatula (Knefastia) (Dall 1919) [Costellariidae]
- Clavatula (Knefastia) rossellae, J. W. Durham 1944 [Clavatulidae]
- Clavus (Crassispira) bravinderi, J. W. Durham 1944 [Pseudomelaniidae]
- Conus ruckmani, Dickerson 1917 [Conidae]
- Corbidae, family [Corbidae]
- Corbula cowlitzensis, Dickerson 1917 [Corbulidae]
- Crassatellites washingtoniana nygreni, J. W. Durham 1944 [Crassatellidae]
- Cuspidaria (Cardiomya) alkiensis, J. W. Durham 1944 [Cuspidariidae]
- Cylichnina turneri, Effinger 1938 [Retusidae]
- Cytherea oregonensis, Conrad 1848 [Veneridae]
- Dentalium conradi, Dall 1909 [Dentaliidae]
- Diplodonta dalli, Dickerson 1917 [Ungulinidae]
- Echinophoria apta (Tegland 1931) [Cassidae]
- Epitonium (Boreoscala) condoni hadlockense, Durham 1937 [Epitoniidae]
- Epitonium (Boreoscala) condoni quimperense, Durham 1937 [Epitoniidae]
- Epitonium (Boreoscala) condoni townsendense, Durham 1937 [Epitoniidae]
- Epitonium (Boreoscala) condoni woodmanense, Durham 1937 [Epitoniidae]
- Erato mackini, J. W. Durham 1944 [Eocypraeidae]
- Exilia mclellani, Tegland 1933 [Clavatulidae]
- Galeodea fax, Tegland 1931 [Cassidae]
- Galeodea rex, Tegland 1931 [Cassidae]
- Gariidae, family [Gariidae]
- Gemmula bentsonae, J. W. Durham 1944 [Turridae]
- Glycimeris estrellana, Conrad 1857 [Hiatellidae]
- Gyrineum goodspeedi, Tegland 1933 [Ranellidae]
- Gyrineum jeffersonensis, J. W. Durham 1944 [Ranellidae]
- Gyrineum kincaidi, J. W. Durham 1944 [Ranellidae]
- Hemipleurotoma oostinghi, J. W. Durham 1944 [Turridae]
- Hipponyx arnoldi, Dickerson 1917 [Hipponicidae]
- Homalopoma coombsi, J. W. Durham 1944 [Turbinidae]
- Homalopoma effingeri, J. W. Durham 1944 [Turbinidae]
- Irenosyrinx borgenae (Tegland 1933) [Turridae]
- Irenosyrinx marrowstonensis, J. W. Durham 1944 [Turridae]
- Leda merriami, Dickerson 1917 [Nuculanidae]
- Leucosyrinx clallamensis (Weaver 1916) [Pseudomelaniidae]
- Lima bela, Dickerson 1917 [Limidae]
- Lima robertsae, J. W. Durham 1944 [Limidae]
- Lima twinensis, J. W. Durham 1944 [Limidae]
- Limopsis carmanahensis, Clark 1925 [Limopsidae]
- Mactra (Spisula) packardi (Dickerson 1917) [Mactridae]
- Mactra (Spisula) pittsburgensis (Clark 1925) [Mactridae]
- Mactra (Spisula) sammamishensis, J. W. Durham 1944 [Mactridae]
- Margarites chappelli, J. W. Durham 1944 [Turbinidae]
- Marginella (Serrata) teglandae, J. W. Durham 1944 [Marginellidae]
- Marginella instabilata, Hanna 1924 [Marginellidae]
- Marginella shepardae, Tegland 1933 [Marginellidae]
- Meretrix pittsburgensis, Dall 1900 [Veneridae]
- Miopleiona scowensis, J. W. Durham 1944 [Volutidae]
- Modiolus porterensis, Clark 1925 [Mytilidae]
- Modiolus trinominata, Hanna 1924 [Mytilidae]
- Molopophorus effingeri, Effinger 1938 [Nassariidae]
- Molopophorus lincolnensis, Weaver 1916 [Nassariidae]
- Molopophorus lincolnensis weaveri, J. W. Durham 1944 [Nassariidae]
- Molopophorus stephensoni, Dickerson 1917 [Nassariidae]
- Natica lincolnensis, Weaver 1916 [Naticidae]
- Nekewis scowensis, J. W. Durham 1944 [Perissityidae]
- Nerita vokesi, J. W. Durham 1944 [Neritidae]
- Olequahia schencki, J. W. Durham 1944 [Bursidae]
- Oxystele dorni, J. W. Durham 1944 [Trochidae]
- Pecten (Patinopecten) fucanus (Dall 1898) [Pectinidae]
- Pecten vanwinkleae, Clark 1925 [Pectinidae]
- Perse olympicensis, J. W. Durham 1944 [Fasciolariidae]
- Perse olympicensis quimperensis, J. W. Durham 1944 [Fasciolariidae]
- Perse pittsburgensis, J. W. Durham 1944 [Fasciolariidae]
- Perse teglandae, J. W. Durham 1944 [Fasciolariidae]
- Phalium (Bezoardica) (Dall 1909) [Cassidae]
- Polinices (Euspira) rectus, Tegland 1933 [Naticidae]
- Pollia dickersoni, J. W. Durham 1944 [Buccinidae]
- Priscofusus foxi, J. W. Durham 1944 [Fasciolariidae]
- Procerapex bentsonae (J. W. Durham 1944) [Turridae]
- Pseudomelatoma fulleri, J. W. Durham 1944 [Pseudomelatomidae]
- Pseudoperissolax trophonoides, Tegland 1933 [Muricidae]
- Pseudotoma chaneyi, J. W. Durham 1944 [Borsoniidae]
- Puncturella barksdalei, J. W. Durham 1944 [Fissurellidae]
- Ringicula (Ringiculella) clarki, J. W. Durham 1944 [Ringiculidae]
- Sanguinolaria (Nuttallia) (Dall 1900) [Psammobiidae]
- Sanguinolaria (Nuttallia) townsendensis, Clark 1925 [Psammobiidae]
- Scaphander stewarti, J. W. Durham 1944 [Cylichnidae]
- Scaphander washingtonensis, Tegland 1933 [Cylichnidae]
- Scaphander washingtonensis gordoni, Tegland 1933 [Cylichnidae]
- Searlesia olympicensis, J. W. Durham 1944 [Buccinidae]
- Segmentina, Fleming 1828 [Planorbidae]
- Segmentina durhami, Hanna and Hertlein 1938 [Planorbidae]
- Seraphs andersoni, Dickerson 1917 [Seraphsidae]
- Sinum scopulosus (Conrad 1849) [Naticidae]
- Siphonalia hadlockensis, J. W. Durham 1944 [Buccinidae]
- Siphonalia teglandae, J. W. Durham 1944 [Buccinidae]
- Siphonalia washingtonensis, Weaver 1916 [Buccinidae]
- Siphonalia washingtonensis weaveri, J. W. Durham 1944 [Buccinidae]
- Solariella kincaidi, Tegland 1933 [Solariellidae]
- Solen (Plectosolen) townsendensis, Clark 1925 [Solenidae]
- Solen lincolnensis, Weaver 1916 [Solenidae]
- Spirotropis bainbridgensis, J. W. Durham 1944 [Drilliidae]
- Spirotropis campi, J. W. Durham 1944 [Drilliidae]
- Spisula pittsburgensis frustra, Tegland 1933 [Mactridae]
- Strepsidura lincolnensis, Weaver 1916 [Bursidae]
- Suavodrillia hertleini, J. W. Durham 1944 [Turridae]
- Taras goodspeedi, J. W. Durham 1944 [Ungulinidae]
- Tellina (Peronidia) oregonensis, Conrad 1848 [Tellinidae]
- Tellina gibsonensis, Van Winkle 1918 [Thraciidae]
- Tellina lincolnensis, Weaver 1916 [Tellinidae]
- Tellina pittsburgensis, Clark 1925 [Tellinidae]
- Tellina woodmanensis, J. W. Durham 1944 [Tellinidae]
- Trichotropis alienensis, Effinger 1938 [Capulidae]
- Turcicula arnoldi, J. W. Durham 1944 [Eucyclidae]
- Turricula beanensis, J. W. Durham 1944 [Clavatulidae]
- Turricula bremertonensis, J. W. Durham 1944 [Clavatulidae]
- Turris clallamensis, Weaver 1916 [Cochlespiridae]
- Turritella diversilineata, Merriam 1897 [Turritellidae]
- Turritella olympicensis, J. W. Durham 1944 [Turritellidae]
- Urosalpinx coombsi, J. W. Durham 1944 [Muricidae]
- Venericardia (Cyclocardia) hannai (Tegland 1933) [Carditidae]
- Venericardia castor, Dall 1909 [Carditidae]
- Venus (Chione) clallamensis, Reagan 1909 [Veneridae]
- Venus angustifrons, Conrad 1849 [Veneridae]
- Venus brevilineata, Conrad 1849 [Veneridae]
- Yoldia (Portlandia) astoriana, Henderson 1920 [Nuculanidae]
- Yoldia blakeleyensis, J. W. Durham 1944 [Yoldiidae]