Invertebrate fossil, GSA Paleozoic number 2415, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 1 specimen(s) of the sponge Astraeospongia meniscus from the Silurian Niagara Group in TN, USA.
Summary
Invertebrate fossil, GSA Paleozoic number 2415, from the GSA Paleozoic invertebrate paleontology collection. This specimen box contains 1 specimen(s) of the sponge Astraeospongia meniscus from the Silurian Niagara Group in TN, USA.