Also known as Ashman ridge
Where: British Columbia, Canada (54.9° N, 127.9° W: paleocoordinates 44.9° N, 73.4° W)
• coordinate based on nearby landmark
When: Bowser Lake Group, Early/Lower Oxfordian (161.2 - 155.7 Ma)
• Lower Oxfordian
•85426 = Stratigraphically above 85425
Environment/lithology: marine; shale
Size classes: macrofossils, mesofossils, microfossils
Preservation: cast, mold/impression
Collected by H. W. Tipper in 1970; reposited in the GSC
Primary reference: T. P. Poulton. 1979. Jurassic Trigoniid Bivalves from Canada and Western United States of America. Geological Survey of Canada Bulletin 282 [G. Stanley/H. Shepherd/H. Shepherd]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 139092: authorized by George Stanley, entered by Hannah Shepherd on 08.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
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