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Ross Lake Shale Mbr., Cathedral Dolomite Fm., Alberta (Cambrian of Canada)

Where: British Columbia, Canada (52.8° N, 119.3° W: paleocoordinates 0.9° S, 74.6° W)

• coordinate based on political unit

• basin-level geographic resolution

When: Albertella zone, Ross Lake Shale Member (Cathedral Dolomite Formation), Merioneth (501.0 - 488.3 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; black, cherty/siliceous shale

• "outer detrital belt. pre-orogenic geosyncline, BA4"

Size class: macrofossils

Primary reference: C. F. Deiss. 1940. Lower and Middle Cambrian stratigraphy of southwestern Alberta and southeastern British Columbia. Geological Society America Bulletin 51:731-794 [M. Uhen/J. Ju] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 199: authorized by Jack Sepkoski, entered by Mike Sommers on 21.03.1999

Creative Commons license: CC BY (attribution)