Where: British Columbia, Canada (56.8° N, 123.4° W: paleocoordinates 30.9° N, 46.4° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: welleri ammonoid zone, Ludington Formation, Tuvalian (232.0 - 221.5 Ma)
• subzone 1
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Collected by E.J.W. Irish in 1962; 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 137950: authorized by Matthew Clapham, entered by Matthew Clapham on 02.01.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Bacchites hyatti Smith 1927 ceratite | |
Discotropites smithi Kutassy 1933 ceratite
Homeroceras grandis Tozer 1994 ceratite |