GSC 85533, Casket Mountain (Triassic of Canada)

Where: Alberta, Canada (53.8° N, 120.0° W: paleocoordinates 21.8° N, 37.7° W)

• coordinate stated in text

• small collection-level geographic resolution

When: matutinum ammonoid zone, Llama Member (Sulphur Mountain Formation), Fassanian (242.0 - 235.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collected by D.W. Gibson in 1970; 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 141639: authorized by Matthew Clapham, entered by Matthew Clapham on 30.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ceratitida - Trachyceratidae
Eoprotrachyceras gibsoni n. sp. Tozer 1994 ceratite
 Ceratitida - Ceratitidae
Pleurofrechites fellersi Tozer 1994 ceratite