original description
(of Helix planasi Hidalgo, 1890) Hidalgo J.G. (1890). Espèces nouvelles ou peu connues de coquilles terrestres des îles Philippines. <em>Journal de Conchyliologie.</em> 37(4): 296-306, pls 13-15. ["1889"; 8 March 1890]., available online at https://biodiversitylibrary.org/page/16015658
page(s): 300-301 pl. 13 fig. 3 [details]
basis of record
Zilch, A. (1966). Die Typen und Typoide des Natur-Museums Senckenberg, 34: Mollusca, Camaenidae (4). <em>Archiv für Molluskenkunde.</em> 95 (3/4): 197–223, Taf. 3–6.
page(s): 206 [details] Available for editors [request]
From editor or global species database