Where: Clallam County, Washington (48.4° N, 124.6° W: paleocoordinates 48.2° N, 118.0° W)
When: Oligocene to Oligocene (33.9 - 5.3 Ma)
Environment/lithology: marine; shale
Size classes: macrofossils, mesofossils
• One male and impression; also a finger which may belong to the same species.
Preservation: mold/impression
Collected by Ralph Arnold, USGS in 1904; reposited in the USNM
• Cat. No. 353327
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 139019: authorized by Carrie Schweitzer, entered by Samantha Yost on 07.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
Branchioplax washingtoniana Rathbun 1916 crab |