Supplemental material: Fossil vertebrate footprints in the Coconino Sandstone (Permian) of northern Arizona: Evidence for underwater origin

1991-01-01T00:00:00Z (GMT) by Leonard R. Brand
GSA Data Repository Item 9135, Geology, Vol. 19, p. 1201. File size: 2 p., about 117 K bytes.

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CC BY-NC 4.0