original description
Mollendorff, O. F. von. (1887). Von den Philippinen III. Umgegend von Manila, Majayjay an der Laguna de Bay. <em>Jahrbücher der Deutschen Malakozoologischen Gesellschaft.</em> 14: 292-305., available online at https://www.biodiversitylibrary.org/page/15886788
page(s): 302, 303 [details]
From editor or global species database
Type locality Majayjay [details]
Type locality Montalban [details]