Invertebrate fossil, GSA Paleozoic number 3343, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 3 specimen(s) of the echinoid Archaeocidaris species from the Paleozoic Unspecified formation in NE, USA.
Summary
Invertebrate fossil, GSA Paleozoic number 3343, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 3 specimen(s) of the echinoid Archaeocidaris species from the Paleozoic Unspecified formation in NE, USA.