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Barrel Spring Canyon (Ordovician of the United States)

Also known as Water Canyon

Where: Inyo County, California (36.9° N, 118.1° W: paleocoordinates 6.8° S, 82.0° W)

• coordinate estimated from map

When: Barrel Spring Formation, Caradoc (460.9 - 449.5 Ma)

Environment/lithology: shallow subtidal; black, gray, argillaceous shale

• The limestone beds grade into an argillaceous shale which is 64 feet thick and continues to the top of the formation. It is dark gray to black on fresh fracture and weathers to a reddish-brown color. The shale is highly fossiliferous at certain localities.

Size class: macrofossils

Preservation: mold/impression, recrystallized

Collected by Fred B. Phleger, Jr. and John H. Bradley, Jr in 1931

Primary reference: F. B. Phleger, Jr. 1933. Notes on certain Ordovician faunas of the Inyo Mountains, California. Bulletin of the Southern California Academy of Sciences 32(1):1-21 [J. Marcot/J. Marcot/J. Marcot] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 205651: authorized by Jonathan Marcot, entered by Jonathan Marcot on 17.10.2019

Creative Commons license: CC BY (attribution)