GSC 26167, Buchanan Lake, Axel Heiberg Island (Triassic of Canada)

Where: Nunavut, Canada (79.5° N, 87.6° W: paleocoordinates 47.2° N, 18.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: welleri ammonoid zone, Blaa Mountain Formation, Tuvalian (232.0 - 221.5 Ma)

• 1030 m below top

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by J.G. Souther in 1955; 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 137155: authorized by Matthew Clapham, entered by Matthew Clapham on 11.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Trachyceratidae
Arctosirenites southeri n. sp. Tozer 1994 ceratite