Sinônimos: Amphidesma deforme R. A. Philippi, 1849;Syndosmya lioica Dall, 1881
Descrição original: Dall, W. H. (1881). Reports on the results of dredging, under the supervision of Alexander Agassiz, in the Gulf of Mexico, and in the Caribbean Sea, 1877-79, by the United States Coast Survey Steamer “Blake,” Lieutenant-Commander C. D. Sigsbee, U. S. N., and Commander J. R. Bartlett, U. S. N., commanding. XV. Preliminary report on the Mollusca. Bulletin of the Museum of Comparative Zoology at Harvard College. 9(2): 33-144., available online athttp://biodiversitylibrary.org/page/6353276 page(s): 133