Sayella fusca of Warmke and Abbott (1961: 147; pl. 26, fig. M) not (C. B. Adams, 1839) and relative
Sayella fusca of Warmke and Abbott (1961: 147; pl. 26, fig. M) not (C. B. Adams, 1839) and relative

    Beach drift, Middles Beach, Isabela, Puerto Rico (8 mm.). Digital images by David Kirsh. This may be a hyperelongate specimen of Sayella watlingsi Morrison, 1939

Adams, C.B., 1839. Observations on some species of the marine shells of Massachusetts, with descriptions of five new species. Boston Journal of Natural History 2: 262-288, pl. 4. February.

Morrison, J.P.E., 1939. Two new species of Sayella with notes on the genus. The Nautilus 53: 43-45. October. <https://biodiversitylibrary.org/page/8516329>

Warmke, G.L. and R.T. Abbott, 1961. Caribbean Seashells. Livingston Publishing Co., Narberth, PA, xx + pp. 1-348, incl. 44 pls.

Scanning Electron Micrographs (SEM) of fossil Sayella crosseana (Dall, 1885) juvenile

Sayella crosseana (Dall, 1885)

   Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida (2.22 mm.) SEM produced in collaboration with Dr. Ann Heatherington, Dept. of Geology, 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.