Wednesday, December 3, 2014
Spathognathodus macer Conodont Fossil
This image shows what appears to be a
conodont fossil. This creature existed in the Mississippian Period. Fossil was found in the Jacob Chapel Shale of Clark County Indiana USA.
Source for ID is
Conodonts of the Jacobs Chapel Shale
by Carl B. Rexroad, Indiana Department of Natural Resources Geological Survey Bulletin 41 (published Bloomington Indiana 1969).
Thanks to Kenny for the image.
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Jacobs Chapel Shale