ammonites
Liard/Toad River - Lower Scythian (Triassic of Canada)

Where: British Columbia, Canada (61.8° N, 121.3° W: paleocoordinates 31.6° N, 28.9° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Grayling Formation, Early/Lower Triassic (252.3 - 247.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore shelf; sandstone

• Rocks are mainly grey calcareous quartzose sandstone with some limestone.

Size class: macrofossils

Primary reference: E.T. Tozer. 1961. The Sequence of Marine Triassic Faunas in Western Canada. Geological Survey of Canada Paper 61-6 1-19 [D. Bottjer/N. Bonuso/N. Bonuso] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 43835: authorized by David Bottjer, entered by Nicole Bonuso on 26.08.2004