CAS loc. 183, Big Bend of Cowlitz River: Bartonian, Washington
collected by Numerous workers

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Turbinidae
Monodonta wattsi Dickerson 1916
recombined as Homalopoma wattsi
Gastropoda - Strombidae
Rimella simplex Gabb 1864
synonym of Rimella supraplicata
Rimella elongata (Weaver 1912)
recombined as Ectinochilus (Vaderos) elongatus
Gastropoda - Neogastropoda - Mitridae
Mitra washingtoniana Weaver 1912
Gastropoda - Neogastropoda - Ptychatractidae
Exilia perkinsiana (Cooper 1894)
Exilia dickersoni (Weaver 1912)
Gastropoda - Neogastropoda - Turridae
Turris sp. Röding 1798
as "Turris, n. sp."
Turris monolifera (Cooper 1894)
Turris cf. monolifera (Cooper 1894)
Gastropoda - Neogastropoda - Cancellariidae
Cancellaria stantoni Dickerson 1913
synonym of Bonellitia (Admetula) paucivaricata
Gastropoda - Neogastropoda - Nassariidae
Fusus lewisensis Weaver 1912
Gastropoda - Neogastropoda - Melongenidae
Hemifusus lewisiana Weaver 1912
Hemifusus tejonensis Weaver 1912
Gastropoda - Neogastropoda - Columbellidae
Amphissa packardi
Gastropoda - Neogastropoda - Buccinidae
Siphonalia bicarinata n. sp. Dickerson 1915
recombined as Siphonalia (Nassicola) bicarinata
Cantharus perrini n. sp. Dickerson 1915
Pseudoliva inornata n. sp. Dickerson 1915
Amphissa eocenica (Weaver 1912)
recombined as Cominella eocenica
Gastropoda - Neogastropoda - Olividae
Olivella mathewsonii Gabb 1864
Ancillaria bretzi Weaver 1912
Gastropoda - Neogastropoda - Muricidae
Urosalpinx hannibali Dickerson 1915
Murex packardi n. sp. Dickerson 1915
Gastropoda - Bursidae
Bursa washingtoniana (Weaver 1912)
Gastropoda - Cerithiopsidae
Triforis washingtoniana n. sp. Dickerson 1915
recombined as Cerithiopsis washingtoniana
Gastropoda - Naticidae
Naticina obliqua Gabb 1864
Lunatia nuciformis Gabb 1864
recombined as Polinices (Euspira) nuciformis
Neverita weaveri n. sp. Dickerson 1915
synonym of Neverita (Neverita) globosa
Gastropoda - Neotaenioglossa - Trichotropidae
Crepidula pileum (Gabb 1864)
recombined as Spirocrypta pileum
Gastropoda - Neotaenioglossa - Calyptraeidae
Calyptraea excentrica (Gabb 1864)
synonym of Calyptraea diegoana
Gastropoda - Thiaridae
Melania vaderensis n. sp. Dickerson 1915
Melania fettkei (Weaver 1912)
Melania packardi n. sp. Dickerson 1915
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
as "Turritella, n. sp."
Turritella uvasana Conrad 1855
Gastropoda - Heterostropha - Pyramidellidae
Odostomia sp. Fleming 1817
as "Odostomia, n. sp."
Gastropoda - Neritidae
Nerita cowlitzensis n. sp. Dickerson 1915
synonym of Nerita (Theliostyla) triangulata
Neritina martini n. sp. Dickerson 1915
Scaphopoda - Dentaliida - Dentaliidae
Dentalium stramineum Gabb 1864
Scaphopoda - Gadilida - Gadilidae
Cadulus pusillus (Gabb 1864)
replaced by Cadulus (Platyschides) gabbi
Bivalvia - Carditida - Crassatellidae
Crassatellites grandis Gabb 1864
synonym of Crassatella uvasana
Bivalvia - Carditida - Carditidae
Venericardia planicosta Lamarck 1801
recombined as Venericor planicosta
as Venericardia planicosta hornii
Bivalvia - Thraciida - Thraciidae
Thracia dilleri Dall 1898
Bivalvia - Cardiida - Tellinidae
Tellina longa Gabb 1864
recombined as Tellina (Angulus) longa
Bivalvia - Cardiida - Psammobiidae
Psammobia sp.
spelled with current rank as Gari (Psammobia)
Bivalvia - Cardiida - Semelidae
? Semele diaboli Dickerson 1915
Bivalvia - Cardiida - Cardiidae
Cardium brewerii Gabb 1864
recombined as Schedocardia brewerii
Bivalvia - Cardiida - Veneridae
Marcia quadrata
Macrocallista vaderensis n. sp. Dickerson 1915
recombined as Tivelina vaderensis
Meretrix cf. ovalis Gabb 1864
synonym of Cyclinella elevata
Bivalvia - Cardiida - Corbiculidae
Meretrix olequahensis Weaver 1912
recombined as Corbicula olequahensis
Bivalvia - Pholadida - Teredinidae
Teredo sp. Linnaeus 1758
Bivalvia - Pholadida - Corbulidae
Corbula hornii Gabb 1864
recombined as Caryocorbula hornii
Bivalvia - Arcida - Glycymerididae
Glycimeris sagittata (Gabb 1864)
recombined as Glycymerita sagittata
Bivalvia - Ostreida - Ostreidae
Ostrea idriaensis Gabb 1869
recombined as Acutostrea idriaensis
Ostrea fettkei Weaver 1912
recombined as Acutostrea idriaensis fettkei
Bivalvia - Nuculanida - Nuculanidae
Leda gabbi (Conrad 1866)
nomen nudum belonging to Nuculanidae
Leda vaderensis n. sp. Dickerson 1915
nomen nudum belonging to Nuculanidae
Bivalvia - Nuculida - Nuculidae
Acila sp. Adams and Adams 1858
as "Acila, n. sp."
see common names

Geography
Country:United States State/province:Washington County:Lewis
Coordinates: 46.4° North, 122.9° West (view map)
Paleocoordinates:47.3° North, 109.4° West
Time
Period:Paleogene Epoch:Eocene
Stage:Bartonian 10 m.y. bin:Cenozoic 3
Key time interval:Bartonian
Age range of interval:41.20000 - 37.71000 m.y. ago
Stratigraphy
Formation:Cowlitz
Lithology and environment
Primary lithology:blue sandy mudstone
Secondary lithology: lithified sandstone
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Museum repositories:CAS,LACM
Collectors:Numerous workers Collection dates:over the last 80 years or so
Collection method comments: University of Washington
Metadata
Also known as:UCLA loc. 2536; LACMIP loc. 6298; LACMIP loc. 22536; UWBM 232; UWBM 329
Database number:207129
Authorizer:J. Marcot Enterer:J. Marcot
Modifier:J. Marcot Research group:marine invertebrate
Created:2019-12-27 17:58:32 Last modified:2021-05-25 12:03:58
Access level:the public Released:2019-12-27 17:58:32
Creative Commons license:CC BY
Reference information

Primary reference:
71303. R. E. Dickerson. 1915. Fauna of the Type Tejon: Its relation to the Cowlitz Phase of the Tejon Group of Washington. Proceedings of the California Academy of Sciences 5(3):33-98 [J. Marcot/J. Marcot]

Secondary references:

30880 R. L. Squires and L. R. Saul. 2002. New information on Late Cretaceous, Paleocene, and Eocene neritid gastropods from the North American Pacific slope. The Veliger 45(4):177-192 [A. Hendy/A. Hendy/J. Marcot]
76986 R. L. Squires and L. R. Saul. 2006. New Late Cretaceous mytilid and tellinoidean bivalves from California. The Veliger 48(3):121-135 [J. Marcot/J. Marcot]