GSC locality 92260, Survey Peak Fm., Biozone E, Alberta Canada - Dean 1989 ( of Canada)

Where: Alberta, Canada (52.9° N, 118.1° W: paleocoordinates 1.4° S, 71.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: E zone, middle Member (Survey Peak Formation), Tremadoc (486.5 - 477.7 Ma)

• The deposits comprise detrital belts near the margin of Laurentia. Part of the Ordovician Ibex Series.

• group of beds-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; lithified shale

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 10987: authorized by Mark Patzkowsky, entered by Phil Borkow on 09.07.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Corynexochida - Leiostegiidae
 Proetida - Hystricuridae
Hystricurus cf. sp.A Raymond 1913 trilobite
Hystricurus cf. Hystricurus sp. A of Ross, 1951
Hillyardina sp. Ross 1951 trilobite