@misc{indiciaec768e93a18a3, title = {Novitates conchologicae. Series prima. Mollusca extramarina. Beschreiber und Abbildung, neuer oder kritischer Land-und Süsswasser-Mollusken — Illustration, Taf. XVIII}, year = {1854}, url = {https://www.biodiversitylibrary.org/page/10992393}, note = {Source identifier: page-10992393} }