MolluscaBase taxon details
original description
Quadras, J. F.; Möllendorf, O. F. von. (1894). Diagnoses specierum novarum a J. F. Quadras in insulis Mariannis collectarum. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 26(1-2): 13-22, 33-42., available online at https://biodiversitylibrary.org/page/15601420
page(s): 20 [details]
original description
(of Omphalotropis ochthogyra var. attenuata Quadras & Möllendorff, 1894) Quadras, J. F.; Möllendorf, O. F. von. (1894). Diagnoses specierum novarum a J. F. Quadras in insulis Mariannis collectarum. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 26(1-2): 13-22, 33-42., available online at https://biodiversitylibrary.org/page/15601420
page(s): 20 [details]
basis of record
Baumann, S. (1996). Diversity and decline of land snails on Rota, Mariana Islands. <em>American Malacological Bulletin.</em> 12: 13-27., available online at https://www.biodiversitylibrary.org/page/45930663#page/21/mode/1up [details]