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Anticosti Island, Pointe Laframboise, Ellis Bay Formation Member 5 (Ordovician of Canada)

Where: Québec, Canada (49.8° N, 64.3° W: paleocoordinates 22.7° S, 39.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Spinachitina taugourdeaui other zone, Lousy Cove Member (Ellis Bay Formation), Gamachian (449.5 - 443.7 Ma)

• Petryk Member 5

• member-level stratigraphic resolution

Environment/lithology: green mudstone and green shale

• Environmental call by T. Hanson.
• "[G]reen, nodular, limestone-shale about 10 m to 12 m thick. The limestone is mainly mudstone with an increase in skeletal wackestone toward the top."

Size class: macrofossils

Primary reference: C. R. Barnes, A. A. Petryk, and T. E. Bolton. 1981. Anticosti Island, Québec. In P. J. Lespérance (ed.), Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group Guidebook 1:1-24 [S. Holland/T. Hanson/S. Bruning] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 24338: authorized by Steven Holland, entered by Tori Hanson on 05.08.2002, edited by Pete Wagner

Creative Commons license: CC BY (attribution)