original description
Maassen, W. J. M. (2003). Notes on terrestrial molluscs of the island of Sulawesi. 3. The genera <i>Palaina</i>, <i>Arinia</i> and <i>Opisthostoma</i> (Gastropoda, Prosobranchia, Diplommatinidae), with descriptions of a dozen new species. <em>Basteria.</em> 67(1/3): 47-63, figs. 1-24., available online at https://natuurtijdschriften.nl/pub/597253
page(s): 50, fig. 4 [details]
From editor or global species database
Type locality "South Sulawesi, Mount Bawa Karaeng, north face above Lembana village, closed forest, 1900-2100 m alt." [details]