GSC 23379, Cowichan Lake (Triassic of Canada)

Where: British Columbia, Canada (48.9° N, 124.2° W: paleocoordinates 26.6° N, 59.9° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: crickmayi ammonoid zone, Unit 3 Member (Sutton Formation), Rhaetian (208.5 - 201.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collected by E.T. Tozer in 1953; 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 137115: authorized by Matthew Clapham, entered by Matthew Clapham on 10.12.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ceratitida - Choristoceratidae
"Choristoceras suttonense" = Vandaites suttonensis
"Choristoceras suttonense" = Vandaites suttonensis Clapp and Shimer 1911 ceratite