Where: Quebec, Canada (48.5° N, 64.2° W: paleocoordinates 24.0° S, 39.2° W)
• coordinate based on political unit
When: White Head Formation, Ashgill (449.5 - 443.7 Ma)
• The White Head Fm is divided into 9 numbered units. This collection is from unit 3, with unit 1 being the base of the formation.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, silty shale
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 11845: authorized by Mark Patzkowsky, entered by Zack Krug on 14.09.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Strophomenata | |
Sowerbyella gigantea C Jones 1928 | |
Leptaena spp. Dalman 1828 | |
Rhynchonellata | |
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