Anticosti Island, Cap Jupiter, Jupiter Formation Member 1 (Silurian of Canada)

Where: Québec, Canada (49.5° N, 63.6° W: paleocoordinates 21.1° S, 35.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: 1 Member (Jupiter Formation), Alexandrian (443.4 - 436.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: burrowed, blue lime mudstone and burrowed, gray shale

• Environmental call by T. Hanson.
• "[V]ery thin- to medium-bedded, grey-blue, lime mudstone and skeletal wackestone with rare crinoidal packstone; these limestones alternate with green-grey shale which compromises about 40 percent of the unit."

Size class: macrofossils

Collection methods: Minor corals and trilobites also present.

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 24413: authorized by Steven Holland, entered by Tori Hanson on 07.08.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Strophomenata
 Orthotetida - Triplesiidae
Trilobita
  -
Trilobita indet. Walch 1771 trilobite
Pterobranchia
 Graptoloidea - Monograptidae
Anthozoa
  -
Anthozoa indet. Ehrenberg 1834