Orinella pliocena (Bartsch, 1955) Fossil
Scanning Electron Micrographs (SEM) Of Fossil Specimen

Orinella pliocena (Bartsch, 1955) Fossil
   Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida (5.56 mm. SEM produced in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL.

Bartsch, P., 1955. The pyramidellid mollusks of the Pliocene deposits of North St. Petersburg, Florida. Smithsonian Miscellaneous Collections 125(2) iii + 102 pp., 18 pls. 5  May.

Dall, W.H., 1885. Notes on some Floridian land and fresh-water shells with a revision of the Auriculacea of the Eastern United States. Proceedings of the United States National Museum 8(519) 255-289, pls. 17-18.