Korn D, Bockwinkel J. The tornoceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea). EJT [Internet]. 2022Mar.21 [cited 2024May1];806(1):32–51. Available from: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1699