Bluffs immediately north and south of Porter (Oligocene of the United States)

Where: Washington (46.9° N, 123.3° W: paleocoordinates 46.5° N, 113.6° W)

When: Oligocene (33.9 - 23.0 Ma)

Environment/lithology: marine; lithology not reported

• specimens found in bluffs

Size classes: macrofossils, mesofossils

• 2 specimens (P. vulgaris); Carapace, chelipeds and ambulatory legs, 1 female (M. triangulum);

Collection methods: 2 specimens, California Academy of Sciences (193)

Primary reference: M. J. Rathbun. 1926. The Fossil Stalk-Eyed Crustacea of the Pacific Slope of North America. United States National Museum Bulletin 138:1-155 [C. Schweitzer/S. Yost/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 139445: authorized by Carrie Schweitzer, entered by Samantha Yost on 12.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
 Decapoda - Xanthidae
Pilodius vulgaris Glaessner 1928 stone crab
 Decapoda - Carcinidae
Maeandricampus triangulum Rathbun 1926 crab