MolluscaBase name details
original description
de Morgan J. (1885). Note sur quelques espèces nouvelles de Mollusques terrestres recueillis dans la Péninsule malaise (mars-septembre 1884). <em>Le Naturaliste.</em> 7(9): 68-70., available online at https://biodiversitylibrary.org/page/33930998
page(s): 68 [details]
additional source
Möllendorff, O. F. von. (1891). On the land and freshwater shells of Perak. <em>Proceedings of the Zoological Society of London.</em> 1891: 330-348, pl. 30., available online at https://biodiversitylibrary.org/page/31940494
page(s): 330 [details]