(ofCerion monaense Clench, 1951)Clench, W. J. (1951). Land shells of Mona Island, Puerto Rico. <em>Journal de Conchyliologie.</em> 90: 269-276, 1 pl. [25 January 1951].[details]
original description(ofCerion monaense Clench, 1951)Clench, W. J. (1951). Land shells of Mona Island, Puerto Rico. <em>Journal de Conchyliologie.</em> 90: 269-276, 1 pl. [25 January 1951].[details]