Also known as Reef 1395
Where: Alberta, Canada (52.2° N, 117.2° W: paleocoordinates 2.2° S, 74.9° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Bison Creek Formation, Sunwaptan (493.5 - 487.5 Ma)
• Ellipsocephaloides zone, E. silvestris subzone
• bed-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; lithified limestone
Size class: macrofossils
Primary reference: S. R. Westrop. 1986. Trilobites of the Upper Cambrian Sunwaptan Stage, southern Canadian Rocky Mountains, Alberta. Palaeontographica Canadiana 3:1-179 [S. Peters/S. Peters/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 81296: authorized by Wolfgang Kiessling, entered by Uta Merkel on 18.06.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Ptychaspis cf. miniscaensis Owen 1852 trilobite | |
Ellipsocephaloides monsensis trilobite
Ellipsocephaloides silvestris trilobite | |
Croixana ambigua trilobite |