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Yoho Shale lentil (Cambrian of Canada)

Where: British Columbia, Canada (52.8° N, 119.3° W: paleocoordinates 2.2° S, 78.4° W)

• coordinate based on political unit

• basin-level geographic resolution

When: Plagiura - Poliella trilobite zone, Yoho Shale Member (Mount Whyte Formation), Delamaran (513.0 - 505.0 Ma)

• M. Camb., Plagiura-Poliella zone. Was Merioneth, but Plagiura-Poliella is Delamaran (PJW).

• member-level stratigraphic resolution

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

• "135 ft. of siliceous, fissile, dark grey shale, outer detrital belt, geosynclinal (pre-orogenic) BA4?"

Size classes: macrofossils, mesofossils

Primary reference: C. F. Deiss. 1939. Cambrian formations of southwestern Alberta and southeastern British Columbia. Geological Society America Bulletin 50(6):951-1026 [P. Wagner/P. Wagner/J. Ju] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 197: authorized by Jack Sepkoski, entered by Mike Sommers on 20.11.1998, edited by Pete Wagner

Creative Commons license: CC BY (attribution)