Where: British Columbia, Canada (58.8° N, 132.9° W: paleocoordinates 26.5° N, 72.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: cordilleranus ammonoid zone, Sinwa Formation, Sevatian (212.0 - 205.6 Ma)
• Monotis beds
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Collected by J.G. Souther in 1959; reposited in the GSC
Primary reference: E. T. Tozer. 1979. Latest Triassic ammonoid faunas and biochronology, western Canada. Current Research, Part B. Geological Survey of Canada Paper 79-1B:127-135 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 137172: authorized by Matthew Clapham, entered by Matthew Clapham on 11.12.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Gnomohalorites southeri n. sp.
Gnomohalorites southeri n. sp. Tozer 1979 ceratite |