Invertebrate fossil, GSA Paleozoic number 3940, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 5 specimen(s) of the brachiopod Cyrtina cf alpenaensis from the Ordovician Trenton Group in MI, USA.
Summary
Invertebrate fossil, GSA Paleozoic number 3940, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 5 specimen(s) of the brachiopod Cyrtina cf alpenaensis from the Ordovician Trenton Group in MI, USA.