Invertebrate fossil, GSA Paleozoic number 3903, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 3 specimen(s) of the brachiopod Spirifer whitneyi rockfordensis from the Devonian Hackberry Formation in IA, USA.
Summary
Invertebrate fossil, GSA Paleozoic number 3903, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 3 specimen(s) of the brachiopod Spirifer whitneyi rockfordensis from the Devonian Hackberry Formation in IA, USA.