Classification of Clark and Arnold 1923

Cl. Polychaeta Grube 1850
show all | hide all
G. Serpula Linnaeus 1758
Cl. Gastropoda Cuvier 1795 [snail]
show all | hide all
Fm. Acmaeidae Forbes 1850
+
G. Acmaea Eschscholtz 1830 [limpet]
+
†Acmaea geometrica Merriam 1897
Acmaea mitra Eschscholtz 1833
Acmaea persona Eschesholtz 1833
†Acmaea victoriana Clark and Arnold 1923
Fm. Calyptraeidae Lamarck 1809 [slipper shell]
+
G. Calyptraea Lamarck 1799
+
Calyptraea sookensis Clark and Arnold 1923
Fm. Cerithiidae Fleming 1822 [cerith snail]
+
G. Cerithidea Swainson 1840
+
†Cerithidea newcombei Clark and Arnold 1923
Fm. Fasciolaridae Gray 1853
+
G. Fusinus Rafinesque 1815
+
Subg. †Fusinus (Priscofusus) Conrad 1865
+
†Fusinus (Priscofusus) hannibali Clark and Arnold 1923
Fm. Fissurellidae Fleming 1822
+
G. Megathura Pilsbry 1890
+
†Megathura vancouverensis Clark and Arnold 1923
G. Puncturella Lowe 1827 [puncturella]
Fm. Littorinidae Gray 1840 [periwinkle]
+
G. Littorina Ferussac 1821
+
†Littorina sookensis Clark and Arnold 1923
Fm. Melaniidae Gray
+
G. †Goniobasis Lea
+
†Goniobasis sookensis Clark and Arnold 1923
Fm. Muricidae Rafinesque 1815 [murex snail]
+
G. Rapana Schumacher 1817
+
†Rapana perrini Clark and Arnold 1923
G. Thais Röding 1798
+
†Thais cornwalli Clark and Arnold 1923
Fm. Naticidae Guilding 1834 [moon snail]
+
G. Polinices Monfort 1810 [moon snail]
+
Subg. †Polinices (Ampullina) Férussac 1822
+
†Polinices (Ampullina) sookensis Clark and Arnold 1923
Subg. Polinices (Euspira) Agassiz 1837
+
†Polinices (Euspira) victoriana Clark and Arnold 1923
Fm. Olividae Latreille 1825 [olive snail]
+
G. Ancilla Lamarck 1799
+
†Ancilla fishii Gabb 1866
Fm. Ranellidae Gray 1854 [triton shell]
+
G. Bursa Roding 1798
Fm. Turbinidae Rafinesque 1815
+
G. Leptothyra Pease 1869
Fm. Turritidae Swainson 1840 [turrid]
+
+
†Antiplanes muirensis Clark and Arnold 1923
Invalid names: Alectrionidae [empty], Chrysodomidae Dall 1870 [empty], Crepidulidae [empty], Doliidae [empty], Fusidae [empty], Gadinidae [empty]
G. Ranella Lamarck 1816
show all | hide all
†Ranella vancouverensis Clark and Arnold 1923
G. Cardium Linnaeus 1758
show all | hide all
†Cardium sookensis Clark and Arnold 1923
G. Semele Schumacher 1817
show all | hide all
†Semele vancouverensis Clark and Arnold 1923
Cl. Echinoidea Leske 1778 [sea urchin]
show all | hide all
Fm. Scutellidae Gray 1825
hide
G. †Scutella Lamarck 1816
hide
†Scutella newcombei Kew 1920
Cl. †Pelecypoda Goldfuss 1820
show all | hide all
Fm. Anomiidae Rafinesque 1815
+
G. Mytilus Linnaeus 1758
+
Subg. Mytilus (Mytiloconcha) Conrad 1862
+
†Mytilus (Mytiloconcha) vancouverensis Clark and Arnold 1923
†Mytilus hannibali Clark and Arnold 1923
†Mytilus sammamishensis Weaver 1912
G. Pododesmus Philippi 1837
+
†Pododesmus newcombei Clark and Arnold 1923
Fm. Arcidae Lamarck 1809
+
G. Glycymeris Da Costa 1778
+
†Glycymeris vancouverensis Clark and Arnold 1923
Fm. Cardiidae Lamarck 1809 [cockle]
Fm. Cyrenidae Gray 1840
+
G. †Cyrene Lamarck
+
Subg. Cyrene (Corbicula) Megerle 1811
+
†Cyrene (Corbicula) sookensis Clark and Arnold 1923
G. Metis Adams and Adams 1856
+
†Metis vancouverensis Clark and Arnold 1923
G. Tellina Linnaeus 1758
+
†Tellina oregonensis Conrad 1848
†Tellina vancouverensis Clark and Arnold 1923
Fm. †Ledidae Adams and Adams 1858
+
G. Yoldia Möller 1842
+
Yoldia cooperii Gabb 1865
Fm. Lucinidae Fleming 1828
+
G. Phacoides Blainville 1825
+
†Phacoides columbianum Clark and Arnold 1923
Fm. Mactridae Lamarck 1809
+
G. Mulinia Gray 1837
+
†Mulinia newcombei Clark and Arnold 1923
G. Spisula Gray 1837
+
Subg. Spisula (Hemimactra) Swainson 1840
+
†Spisula (Hemimactra) hannibali Clark and Arnold 1923
†Spisula (Hemimactra) sookensis Clark and Arnold 1923
Fm. Mytilidae Rafinesque 1815 [mussel]
+
G. Modiolus Lamarck 1801
+
†Modiolus sookensis Clark and Arnold 1923
Fm. Ostreidae Rafinesque 1815 [oyster]
+
G. Ostrea Linnaeus 1758
+
†Ostrea sookensis Clark and Arnold 1923
Fm. Pectinidae Wilkes 1810 [scallop]
+
G. Pecten Müller 1776
+
Subg. Pecten (Chlamys) Röding 1798
+
†Pecten (Chlamys) cornwalli Clark and Arnold 1923
Subg. †Pecten (Pseudamusium) Adams and Adams
+
†Pecten columbianum Clark and Arnold 1923
Fm. Pholadidae Lamarck 1809
+
G. Zirfaea Gray 1842
Fm. Semelidae Stoliczka 1870
Fm. Solenidae Lamarck 1809
+
G. Solen Linnaeus 1758
+
†Solen clallamensis Clark and Arnold 1923
Fm. Tellinidae Blainville 1814 [tellin clam]
+
G. Macoma Leach 1819
+
†Macoma sookensis Clark and Arnold 1923
Fm. Veneridae Rafinesque 1815 [venus clam]
+
G. Antigona Schumacher 1817
+
†Antigona vancouverensis Merriam 1897
G. Chione von Mühlfield 1811
+
†Chione vancouverensis Clark and Arnold 1923
G. Saxidomus Conrad 1837
+
†Saxidomus newcombei Merriam 1897
G. Venus Linnaeus 1758
+
†Venus victoriana Clark and Arnold 1923
Invalid names: Diplodontidae Carpenter 1861 [empty], Myaciidae Glenn 1904 [empty], Myadesmidae Clark 1922 [empty], Saxicavidae Swainson 1835 [empty]
Subfm. Teredinae Seidlitz 1888
show all | hide all
G. Teredo Linnaeus 1758
Fm. Fungiidae Dana 1846
show all | hide all
G. Siderastrea Blainville 1830
Or. Sirenia Illiger 1811 [sirenian]
show all | hide all
G. †Desmostylus Marsh 1888
hide
†Desmostylus sookensis Cornwall 1922
Fm. Terebratellidae King 1850
show all | hide all
G. Terebratalia Beecher 1893
hide
G. Terebratella d'Orbigny 1847
show all | hide all
G. †Oligochiton Berry 1922
hide
†Oligochiton lioplax Berry 1922