This trilobite fossil was found in Pendleton County, Kentucky, USA. It is called Ceraurus milleranus. The layer is found in is the Fairview Formation. The fossil dates to the Late Ordovician Period.
On display at Cincinnati Museum Center as of August 2013. Specimen is assigned accession number IP50726.
The drawing is of a Ceraurus pleurexanthemus trilobite done by Dr. Elvira Wood in 1920.
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