Where: British Columbia, Canada (49.7° N, 115.4° W: paleocoordinates 3.4° S, 77.7° W)
When: McKay Group, Franconian (497.0 - 485.4 Ma)
• McKay Group is very thick. Collection from a limited interval (approx 1m) in top third of unit; Tanglefoot Creek
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified, gray mudstone
Size class: macrofossils
Preservation: concretion, permineralized, replaced with calcite
Collection methods: quarrying, mechanical,
Primary reference: S. E. Peters. 2003. Evenness, richness and the Cambrian-Paleozoic faunal transition in North America: an assemblage-level perspective. The University of Chicago 1-279 [S. Peters/S. Peters/P. Wagner]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 50595: authorized by Shanan Peters, entered by Shanan Peters on 18.05.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
| Trilobita | |
|
Pterocephalia sp. Roemer 1849 trilobite | |
|
Wujiajiania sp. Lu and Lin 1980 trilobite
Aciculolenus sp. Palmer 1965 trilobite | |
"Labiostria sp." = Aphelaspis
"Labiostria sp." = Aphelaspis Resser 1935 trilobite | |
|
Burnetiella sp. Lochmann 1958 trilobite | |
|
Irvingella sp. Ulrich and Resser 1924 trilobite
Elvinia sp. Walcott 1924 trilobite | |
| Artiopoda | |
|
Pseudagnostus sp. Jaekel 1909 | |