GSC locality 92318, Outram Fm., Biozone J, Alberta, Canada - Dean 1989 (Ordovician 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: J zone, Outram Formation, Tremadoc (485.4 - 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

• nodular 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 10927: authorized by Mark Patzkowsky, entered by Phil Borkow on 05.07.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

 Asaphida - Asaphidae
Isoteloides saxosimontis Dean 1989 trilobite
Lachnostoma latucelsum Ross 1951 trilobite
Presbynileus latifrons Dean 1989 trilobite