Cyclostremiscus pentagonus (Gabb, 1873) Trilix Vitrinella

Cyclostremiscus pentagonus (Gabb, 1873) Trilix Vitrinella

Ft. Macon State Park, Atlantic Beach, North Carolina (2.5 mm.) | Digital images by David Kirsh

Cyclostremiscus pentagonus (Gabb, 1873) Trilix Vitrinella

Neptune Beach, Duval County, Florida (1.8 mm.). Digital images by David Kirsh.

Scanning Electron Micrograph (SEM) Of Fossil Specimen

Cyclostremiscus pentagonus (Gabb, 1873) Trilix Vitrinella

   Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida (1.56 mm.)..  SEM produced in collaboration with Dr. Ann Heatherington, Dept. of Geology, University of Florida, Gainesville, FL.