Chinook (M1497) (Pleistocene of the United States)

Also known as USGS M1497

Where: Pacific County, Washington (46.4° N, 124.0° W: paleocoordinates 46.4° N, 124.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late Pleistocene terrace Formation, Late/Upper Pleistocene (0.1 - 0.0 Ma)

• Unknown stratigraphic details. Probably from Late Pleistocene marine terrace

• group of beds-level stratigraphic resolution

Environment/lithology: coastal

• A Pleistocene terrace shellbed, hence transgressive.
• Unknown lithologiic data

Size class: macrofossils

Reposited in the CAS

• Collections housed at USGS, Menlo Park.

Primary reference: W. O. Addicott. 1966. Late Pleistocene marine paleoecology and zoogeography on Central California. United States Geological Survey Professional Paper 523-C:1-27 [A. Miller/A. Hendy/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 37676: authorized by Austin Hendy, entered by Austin Hendy on 20.03.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Representatve of mollusca, cirripedia, and foraminifera
Rotaliina
 Rotaliacea - Elphidiidae
Elphidium sp. Monfort 1808
Maxillopoda
 Sessilia - Balanidae
Balanus crenatus Bruguière 1789 barnacle
Bivalvia
 Ostreida - Ostreidae
Ostrea lurida Carpenter 1864 oyster
 Mytilida - Mytilidae
Mytilus edulis Linnaeus 1758 mussel
 Pholadida - Myidae
Cryptomya californica Conrad 1837 softshell clam
 Cardiida - Mactridae
Tresus capax Gould 1850 clam
 Cardiida - Veneridae
"Protothaca staminea" = Leukoma staminea, Saxidomus giganteus
"Protothaca staminea" = Leukoma staminea Conrad 1837 venus clam
Saxidomus giganteus Deshayes 1839 venus clam
 Cardiida - Tellinidae
Macoma inquinata Deshayes 1855 tellin clam
Macoma nasuta Conrad 1837 tellin clam
 Cardiida - Cardiidae
"Clinocardium nuttallii" = Clinocardium (Clinocardium) nuttallii
"Clinocardium nuttallii" = Clinocardium (Clinocardium) nuttallii Conrad 1837 cockle
[entered as Clinocardium nuttalli]
Gastropoda
 Neogastropoda - Muricidae
Thais lamellosa murex snail