original description(ofMelampus (Sayella) Dall, 1885)Dall, W. H. (1885). Notes on some Floridan land and fresh-water shells with a revision of the Auriculacea of the Eastern United States. <em>Proceedings of the United States National Museum.</em> 8: 255-289., available online athttps://www.biodiversitylibrary.org/page/15383195 page(s): 286 [details]
additional sourceRolán E. (2005). Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda. <em>ConchBooks.</em> Hackenheim. ISBN 3-325319-73-2. 455 pp. (look up in IMIS) [details]
additional sourceWise J.B. 1996. Morphology and phylogenetic relationships of certain Pyramidellid taxa (Heterobranchia). <i>Malacologia</i> 37(2): 443-511. , available online athttp://www.biodiversitylibrary.org/page/13113874 page(s): 493-494 [details]