Carl von Linné: Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata. Salvius, Holmia/Stockholm 1758, S. 1–824. online bei Biodiversitylibrary.org (S. 690).
doi.org
João Zilhão u. a.: Symbolic use of marine shells and mineral pigments by Iberian Neandertals. In: PNAS. Band 107, Nr. 3, 2010, S. 1023–1028, doi:10.1073/pnas.0914088107
jstor.org
David S. Reese: The Em IIA Shells from Knossos, with Comments on Neolithic to Em III Shell Utilization. In: Annual of the British School at Athens. 82, 1987, S. 208. JSTOR:30103090
