GSC 28569, Svartefjeld Peninsula, Ellesmere Island (Triassic of Canada)

Where: Nunavut, Canada (80.7° N, 87.8° W: paleocoordinates 43.3° N, 12.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: nanseni ammonoid zone, Middle Shale Member (Blaa Mountain Formation), Julian (235.0 - 232.0 Ma)

• About 200m above base

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by R. Thorsteinsson, E.T. Tozer in 1956; 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 137166: authorized by Matthew Clapham, entered by Matthew Clapham on 11.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Trachyceratidae
Sirenites nanseni Tozer 1961 ceratite