Near Porter, section 22, township 17 north, range 5 west (Oligocene of the United States)

Where: Chehalis County, Washington (46.9° N, 123.3° W: paleocoordinates 46.6° N, 113.6° W)

When: Oligocene (33.9 - 23.0 Ma)

Environment/lithology: marine; lithology not reported

Size classes: macrofossils, mesofossils

• Left manus of female with immovable finger (paratype f) embedded in a nodule, inner surface exposed (N. porterensis); 3 specimens (P. vulgaris);

Preservation: concretion

Collection methods: 3 specimens (P. vulgaris), University of Washington;

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 139452: authorized by Carrie Schweitzer, entered by Samantha Yost on 12.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Callianassidae
Neocallichirus porterensis Rathbun 1926 decapod
 Decapoda - Xanthidae
Pilodius vulgaris Glaessner 1928 stone crab