West side of Judkins Ridge, Eugene (Oligocene of the United States)

Where: Lane County, Oregon (44.0° N, 123.1° W: paleocoordinates 43.7° N, 113.3° W)

When: Oligocene (33.9 - 23.0 Ma)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

• One left minor cheliped showing the last four articles (C. oregonensis);

Collected by Chester W. Washburne, 387; reposited in the USNM

• USGS (5454), USNM (Cat. No. 353329), [C. oregonensis];

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 140345: authorized by Carrie Schweitzer, entered by Samantha Yost on 08.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Decapoda - Callianassidae
Callianassa oregonensis Dana 1849 decapod