Where: Quebec, Canada (48.5° N, 64.2° W: paleocoordinates 22.6° S, 35.5° W)
• coordinate based on political unit
• local area-level geographic resolution
When: unit 9 Member (White Head Formation), Llandovery (443.4 - 433.4 Ma)
• White Head Formation consists of 9 numbered units. This collection is from unit 9, the top of the formation. Considered Upper Llandovery C5 - C6.
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, conglomeratic limestone and lithified limestone
Size class: macrofossils
Primary reference: P. M. Sheehan and P.J. Lesperance. 1981. Brachiopods from the White Head Formation (Late Ordovician-Early Silurian) of the Perce region, Quebec, Canada. IUGS Subcommission on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group, Field meeting, Anticosti-Gaspe, Quebec, 1981 2:1-321 [M. Patzkowsky/Z. Krug/Z. Krug]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 12298: authorized by Mark Patzkowsky, entered by Zack Krug on 19.10.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Strophomenata | |
Oxoplecia sp. Wilson 1913 | |
Rhynchonellata | |
Atrypa sp. Dalman 1828 |