Persististrombus aldrichi 1 5/8” or 39.83mm "Superb Fossil" LOT#700986G

Persististrombus aldrichi 1 5/8” or 39.83mm. Dall, 1890 -“Extinct Superb” Collected in the Ten Mile Creek in sand and mud substrate by geology hammer near bridge in the 1970’s. Alum Bluff Group Chipola Formation, Calhoun County, Altha, Florida. Burdigalian Miocene 15.97-20.44 M.Y.A. Collector: To be provided to the buyer of this special fossil.