Invertebrate fossil, GSA Mesozoic number 453, from the GSA Mesozoic invertebrate paleontology collection. This specimen box contains 1 specimen(s) of the Echinoid Hardouinia aequorea unidentified species from the Cretaceous Prarie Bluff Chalk Formation in Marengo County, AL, USA.
Summary
Invertebrate fossil, GSA Mesozoic number 453, from the GSA Mesozoic invertebrate paleontology collection. This specimen box contains 1 specimen(s) of the Echinoid Hardouinia aequorea unidentified species from the Cretaceous Prarie Bluff Chalk Formation in Marengo County, AL, USA.