Also known as Grays Harbor County
Where: Chehalis County, Washington (46.9° N, 123.3° W: paleocoordinates 46.6° N, 113.6° W)
When: Porter Formation, Oligocene (33.9 - 23.0 Ma)
Environment/lithology: marine; lithology not reported
Size classes: macrofossils, mesofossils
• One specimen having only the chelipeds exposed (M. triangulum);
Collected by Thomas Etherington
• One specimen (P. vulgaris), University of Washington
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 139458: authorized by Carrie Schweitzer, entered by Samantha Yost on 12.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
Pilodius vulgaris Glaessner 1928 stone crab | |
Maeandricampus triangulum Rathbun 1926 crab |