original description
Dohrn, H. & Semper, C. (1862). Neue Landschnecken. <em>Malakozooligische Blätter.</em> 9: 205-208., available online at https://www.biodiversitylibrary.org/page/15860806
page(s): 206-207 [details]
additional source
Semper, C. (1870-1885). <i>Reisen im Archipel der Philippinen, Theil 2. Wissenschaftliche Resultate. Band 3, Landmollusken</i>. Wiesbaden: Kreidel. [1-80, pls 1-7 (1870); 81-128 (1873); 129-168 (1874); 169-224 (1877); 225-264, pls 19–20, 22–23 (1880); 265–290, pl. 21 (1882); 291-327, pls 24–27 (1885)] (publication dates after Zool. Record)., available online at https://biodiversitylibrary.org/page/32630046
page(s): 191 [details]
additional source
Quadras, J. F.; Möllendorf, O. F. von. (1896). Diagnoses specierum novarum ex insulis Philippins. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 28 (1/2): 1-15. Frankfurt am Main., available online at https://biodiversitylibrary.org/page/15601842
page(s): 10 [details]
From editor or global species database
Type locality Provinciae Nueva Ecija [details]