Gemma magna Dall, 1903 Fossil
Scanning Electron Micrographs (SEM)

Gemma magna Dall, 1903

Gemma trigona Dall, 1903 Fossil

Scanning Electron Micrographs

Gemma trigona Dall, 1903 Fossil

    Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. of Geology, University of Florida, Gainesville, FL.