Martinez or Clayton, Contra Costa Co. (Eocene of the United States)

Where: Contra Costa County, California (38.0° N, 122.1° W: paleocoordinates 38.8° N, 107.9° W)

When: Eocene (56.0 - 33.9 Ma)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

• Two portions of right chelipeds, 2 palms and a portion of the wrist (C. gabbi); right manus, holotype, and left carpus or wrist, paratype (C. incerta);

Collected by W.M. Gabb

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 139652: authorized by Carrie Schweitzer, entered by Samantha Yost on 15.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Callianassidae
Callianassa incerta Rathbun 1926 decapod
 Decapoda - Cancridae
Cancer gabbi Rathbun 1926 lobster