Ormio, Hannu. “Two Land Snail Species New to Finland: Macrogastra Borealis (O. Boettger, 1878) and Quickella Arenaria (Potiez & Michaud, 1835) (Mollusca: Gastropoda)”. Memoranda Societatis pro Fauna et Flora Fennica 91 (December 23, 2015). Accessed December 4, 2024. https://journal.fi/msff/article/view/53555.