Where: Alberta, Canada (52.9° N, 118.1° W: paleocoordinates 1.6° S, 74.3° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Saukia zone, basal silty Member (Survey Peak Formation), Sunwaptan (493.5 - 487.5 Ma)
• The deposits comprise detrital belts near the margin of Laurentia. Part of the Cambrian Trempealeau Series and the Suakia Zone, Corbinia apopsis Subzone. The limestone pinches out (into shale) according to Figure 2.
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified, sandy limestone
Size classes: macrofossils, mesofossils
Reposited in the GSC
• Brachiopods are mentioned to occur in the formation, but their placement and lower taxa names are not given. An index of A to M is used to designate Ordovician biozones (Ross, 1949, 1951a, p.27-29) for the Wilcox Pass Area.
Primary reference: W. T. Dean. 1989. Trilobites from the Survey Peak, Outram and Skoki Formations (Upper Cambrian-Lower Ordovician) at Wilcox Pass, Jasper National Park, Alberta). Geological Survey of Canada Bulletin (389)1-141 [M. Patzkowsky/P. Borkow/P. Borkow]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 11079: authorized by Mark Patzkowsky, entered by Phil Borkow on 09.07.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Corbinia horatio Walcott 1924 trilobite |