Solhøy, Torstein. “Terrestrial Invertebrates of the Faroe Islands: IV. Slugs and Snails (Gastropoda): Checklist, Distribution, and Habitats”. Fauna norvegica 2 (December 31, 1981): 14-27. Accessed November 25, 2024. https://www.ntnu.no/ojs/index.php/fauna_norvegica/article/view/6145.