Becscie Formation, Salmon River, Anticosti Island (Silurian of Canada)

Where: Québec, Canada (49.4° N, 62.3° W: paleocoordinates 21.3° S, 34.8° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Becscie Formation (Anticosti Group), Alexandrian (443.4 - 436.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: gray lime mudstone

• Environmental call by T. Hanson.
• [P]redominantly thin-bedded, grey, lime mudstone with lenticular beds of lime packstone and grainstone." Rare intraformational conglomerate (intrarudstone). Lithology from C. R. Barnes, A. A. Petryk and T. E. Bolton. 1981. Anticosti Island, Québec. Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group Guidebook 1:1-24.

Size class: macrofossils

Primary reference: S. L. Duffield and J. A. LeGault. 1981. Acritarch biostratigraphy of Upper Ordovician-Lower Silurian rocks, Anticosti Island, Québec: Preliminary results. In P. J. Lespérance (ed.), Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group, Stratigraphy and Paleontology 2:91-99 [S. Holland/T. Hanson/S. Bruning]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 24579: authorized by Steven Holland, entered by Tori Hanson on 11.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Dinophyceae
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Multiplicisphaeridium aff. visbyense