Where: British Columbia, Canada (54.9° N, 126.9° W: paleocoordinates 39.6° N, 69.8° W)

• coordinate stated in text

When: Hazelton Group, Bajocian (170.3 - 168.3 Ma)

• Middle Bajocian

Environment/lithology: marine; lithified lithology not reported

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 139090: authorized by George Stanley, entered by Hannah Shepherd on 08.02.2013

Creative Commons license: CC BY (attribution)