original description
Morgan, J. de. (1886 ["1885"]). Mollusques terrestres & fluviatiles du Royaume de Pérak et des pays voisins (Presqu'ile Malaise). <em>Bulletin de la Société Zoologique de France.</em> 10(4-6): 353-428., available online at https://biodiversitylibrary.org/page/11306075
page(s): 416, pl. 8, fig. 15 [details]
basis of record
Brandt, R. A. M. (1974). The non-marine aquatic Mollusca of Thailand. <em>Archiv für Molluskenkunde.</em> 105: i-iv, 1-423.
page(s): 133, pl. 10, fig. 74 [details] Available for editors [request]
From editor or global species database
Type locality Malaysia, in a stream, a few hundred meters from the sea at Poulo Tikous (P. Pinang). [details]