MolluscaBase name details
original description
Adams, C. B. (1849). Descriptions of supposed new species of freshwater shells which inhabit Jamaica. <em>Contributions to Conchology.</em> 3: 42-45., available online at https://www.biodiversitylibrary.org/page/13796433
page(s): 43 [details]
additional source
van der Schalie, H. (1948). The land and fresh-water mollusks of Puerto Rico. <em>Museum of Zoology, University of Michigan, Miscellaneous Publications.</em> no. 70: 1-134. (Ann Arbor).
page(s): 105 [details] Available for editors [request]
additional source
Shuttleworth, R. J. (1854). Beiträge zur näheren Kenntniss der Land- und Süsswasser-Mollusken der Insel Portorico (Schluss). <em>Mittheilungen der Naturforschenden Gesellschaft in Bern.</em> 1854 (321/322): 89-103., available online at https://www.biodiversitylibrary.org/page/11231354
page(s): 97 [details]
source of synonymy
Paraense, W.L. (1980). Drepanotrema cimex: synonymy, variation and geographical distribution (Mollusca, Planorbidae). Revista Brasileira de Biologia, 40 (1): 101-113. [details]