Invertebrate fossil sample, GSA Cenozoic number 11957. A sample of 7 Cenozoic fossil bivalves, Crassatellites alaeformis, from the geologic unit unspecified unit, collected in , Washington, D.C., USA.
Summary
Invertebrate fossil sample, GSA Cenozoic number 11957. A sample of 7 Cenozoic fossil bivalves, Crassatellites alaeformis, from the geologic unit unspecified unit, collected in , Washington, D.C., USA.