Also known as CAS 611
Where: Pacific County, Washington (46.3° N, 123.8° W: paleocoordinates 46.0° N, 114.9° W)
When: Late/Upper Oligocene (28.4 - 23.0 Ma)
• Upper Oligocene series, Blakeley horizon (Acila gettysburgensis zone of C.E. Weaver); associated with Limnopsis, species, and Phacoides columbianum Clark and Arnold.
Environment/lithology: marine; sandstone and shale
Size class: macrofossils
Collection methods: One specimen, Stanford University (N. Pac.275)
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 139526: authorized by Carrie Schweitzer, entered by Samantha Yost on 13.02.2013, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Ptychosyrinx thurstonensis" = Turris (Pleurotoma) thurstonensis
"Ptychosyrinx thurstonensis" = Turris (Pleurotoma) thurstonensis Weaver 1916 turrid | |
Clivuloturris levis Hickman 1976 ribbed mitre | |
Malacostraca | |
Pilodius vulgaris Glaessner 1928 stone crab |