original description
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): 26-27, pl. 1, fig. 9, pl. 4, fig. 17, pl. 6, fig. 5 [details]
basis of record
Möllendorff, O. F. von. (1898). Verzeichnis der auf den Philippinen lebenden Landmollusken. <em>Abhandlungen der Naturforschenden Gesellschaft zu Görlitz.</em> 22: 26-208., available online at https://biodiversitylibrary.org/page/58468236
page(s): 39 [details]
additional source
Tryon, G. W. (1885). <i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 1: Testacellidae, Oleacinidae, Streptaxidae, Helicoidea, Vitrinidae, Limacidae, Arionidae. pp 1-364, pls 1-60. Philadelphia, published by the author. [pp. 1-64, pls 1-12, Jan. 12, 1885; pp. 65-128, pls 13-25, Apr. 20, 1885; pp. 129-192, pls 26-46, Jul. 3, 1885; pp. 193-364, pls 47-60, Oct. 12, 1885]. , available online at https://biodiversitylibrary.org/page/1284791
page(s): pl. 39, fig. 6 [details]
additional source
Möllendorff, O. F. von. (1887). Von den Philippinen. II. Die Insel Cebu. <em>Jahrbücher der Deutschen Malakozoologischen Gesellschaft.</em> 14: 235–283., available online at https://www.biodiversitylibrary.org/page/15886780#page/249/mode/1up
page(s): 261 [details]
From editor or global species database
Type locality Alpacó bei Cebu [details]