Where: Alberta, Canada (51.8° N, 115.6° W: paleocoordinates 39.7° N, 49.1° W)

• coordinate stated in text

When: Planulata ammonoid zone, Planulata (182.0 - 180.1 Ma)

Environment/lithology: marine; lithified, calcareous mudstone and limestone

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: T.R. Them II, B.C. Gill, A.H. Caruthers, D.R. Gröcke, E.T. Tulsky, R.C. Martindale, T.P. Poulton and P.L. Smith. 2017. High-resolution carbon isotope records of the Toarcian Oceanic Anoxic Event (Early Jurassic) from North America and implications for the global drivers of the Toarcian carbon cycle. Earth and Planetary Science Letters 459:118-126 [A. Kocsis/G. Harrison/G. Harrison]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 198532: authorized by Adam Kocsis, entered by George William Harrison on 17.12.2018

Creative Commons license: CC BY (attribution)