Folinella excavata (Philippi, 1836)
Scanning Electron Micrograph (SEM)
In shell grit beached, Piombino Livorno, Toscana, Ligurian Sea, Italy (2.96 mm.). SEM performed by Dr. Harry Lee in collaboration with Dr. Ann Heatherington, Dept. of Geological Sciences, University of Florida, Gainesville, FL.