Where: Washington (48.1° N, 122.7° W: paleocoordinates 47.8° N, 111.9° W)
When: Early/Lower Oligocene (33.9 - 28.4 Ma)
Environment/lithology: marine; lithology not reported
Size classes: macrofossils, mesofossils
• Small fragment of finger (M. alaskensis); one specimen showing the left side of the ventral surface of the carapace (M. willapensis); two specimens, one containing a right manus, holotype, and what appears to be the left merus of the cheliped, outer-upper face, and the other containing a left carpus and a fragment which may be part of a manus (B. brucei);
Collection methods: M. alaskensis, Stanford University (N. Pac. 125); holotype in Stanford University (B. brucei);
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 139887: authorized by Carrie Schweitzer, entered by Samantha Yost on 20.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
Blepharipoda brucei Rathbun 1926 decapod | |
Megokkos alaskensis Rathbun 1926 crab | |
Macroacaena willapensis Rathbun 1926 crab |