MolluscaBase taxon details
original description
(of Helix opanica Anton, 1838) Anton, H. E. (1838). <i>Verzeichniss der Conchylien welche sich in der Sammlung von Herrmann Eduard Anton befinden. Herausgegeben von dem Besitzer</i>. Halle: Anton. xvi + 110 pp. [Title page dated 1839, but volume actually published in 1838; see Cernohorsky, 1978, <i>The Veliger</i> 20(3): 299]. , available online at https://biodiversitylibrary.org/page/11967421
page(s): 39 [details]
basis of record
Solem, A. (1976). Endodontoid land snails from Pacific Islands (Mollusca: Pulmonata: Sigmurethra). Part I, Family Endodontidae. <em>Fieldiana. Zoology.</em> 508 pp. Chicago., available online at https://www.biodiversitylibrary.org/page/2642619 [details]