GSC 16002, Mount Stearns (Triassic of Canada)

Where: British Columbia, Canada (57.0° N, 123.4° W: paleocoordinates 28.3° N, 40.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: sutherlandi ammonoid zone, Toad Formation, Julian (235.0 - 232.0 Ma)

• subzone 2 (placed in Ladinian by Tozer, but sutherlandi zone spans Ladinian-Carnian boundary and D. canadensis is marker for base of Carnian)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siltstone

• dark siltstone

Size class: macrofossils

Collected by P.K. Sutherland in 1948; reposited in the GSC

Primary reference: E. T. Tozer. 1994. Canadian Triassic Ammonoid Faunas. Geological Survey of Canada Bulletin 467:1-663 [A. McGowan/A. McGowan/A. McGowan]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 137095: authorized by Matthew Clapham, entered by Matthew Clapham on 10.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ceratitida - Trachyceratidae
Daxatina canadensis Whiteaves 1889 ceratite