West bank of Olequa Creek (1/8 mi N of Vader Station) (Eocene of the United States)

Where: Lewis County, Washington (46.4° N, 123.0° W: paleocoordinates 48.5° N, 107.0° W)

When: Eocene (56.0 - 33.9 Ma)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

• 9 specimens of the right manus, 13 of the left manus (1 with finger), 2 movable fingers and a fragment of the abdomen showing 4 segments (C. umpquaensis);

Collection methods: University of Washington, Loc. 324 (old No. 297)

Primary reference: M. J. Rathbun. 1926. The Fossil Stalk-Eyed Crustacea of the Pacific Slope of North America. Smithsonian Institution United States National Museum [C. Schweitzer/S. Yost/S. Yost]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 138984: authorized by Carrie Schweitzer, entered by Samantha Yost on 06.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Decapoda - Callianassidae
Callianassa umpquaensis Rathbun 1926 decapod
Palaeopinnixa eocenica