Invertebrate fossil sample, GSA Cenozoic number 11757. A sample of 20 Cenozoic fossil sand dollars, Periarchus\ lyelli, from the geologic unit Lisbon, collected in Geneva Co., AL, USA.
Summary
Invertebrate fossil sample, GSA Cenozoic number 11757. A sample of 20 Cenozoic fossil sand dollars, Periarchus\ lyelli, from the geologic unit Lisbon, collected in Geneva Co., AL, USA.