Sayella hemphilli (Dall, 1884)
Sayella hemphilli (Dall, 1884)
Beach drift, Middles Beach, Isabela, Puerto Rico (8 mm.). Digital images by David Kirsh.

Dall, W.H., "1883" [1884]. On a collection of shells sent from Florida by Mr. Henry Hemphill. Proceedings of the United States National Museum 6(384): 318-342, pl. 10.

Scanning Electron Micrographs (SEM) of fossil specimens

Sayella hemphilli (Dall, 1884)

Sayella hemphilli (Dall, 1884)

   Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida (2.22 mm. juvenile on the left and 5.56 mm. on the right). SEMs produced in collaboration with Dr. Ann Heatherington, Dept. of Geology, University of Florida, Gainesville, FL.