American geologic formation
The Eau Claire Formation is a geologic formation in the north central United States. It preserves trilobite fossils from the Cambrian Period.[1]
See also
References
- ^ a b c d "Eau Claire Formation". Indiana Geological Survey. Retrieved 2015-05-18.
Sources
- Aswasereelert, Wasinee; Simo, J.A. (Toni); LePain, David L. (2008). "Deposition of the Cambrian Eau Claire Formation, Wisconsin: hydrostratigraphic implications of fine-grained cratonic sandstones" (PDF). Wisconsin Geological and Natural History Survey. 19 (1).
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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