Basal Jupiter Formation, Anticosti Island (Silurian to of Canada)

Where: Québec, Canada (49.5° N, 63.0° W)

• Paleocoordinates: 22.4° S, 80.2° W (Wright 2013)

• coordinate estimated from map

• local area-level geographic resolution

When: Gun River Formation (Anticosti Group), Alexandrian to Alexandrian (443.4 - 433.4 Ma)

• Basal Gun River Formation.

• formation-level stratigraphic resolution

Environment/lithology: shale and limestone

• Environmental call by T. Hanson.
• Alternating shales and limestones.

Size class: macrofossils

Collection methods: Atrypoid brachiopods only.

Primary reference: P. Copper. 1981. Atrypoid brachiopods and their distribution in the Ordovician-Silurian sequence of Anticosti Island. In P. J. Lespérance (ed.), Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group, Stratigraphy and Paleontology 2:137-141 [S. Holland/T. Hanson/S. Bruning]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 24592: authorized by Steven Holland, entered by Tori Hanson on 11.08.2002

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Rhynchonellata
 Atrypida - Atrypidae
Atrypa aff. orbicularis, Atrypa sp.
Atrypa sp. Dalman 1828
Atrypa "Gotatrypa"
 Atrypida - Lissatrypidae
Lissatrypa sp.
Lissatrypa sp. Twenhofel 1914