Reference

Joachim Gründel, Helmut Keupp, Fritz Lang, Alexander Nützel (2022): Late Jurassic (Upper Kimmeridgian) Heterobranchia (Gastropoda) of the coral-facies of Saal near Kelheim and the viciniy of Nattheim (Germany) – Zitteliana Serie A+B gemeinsam – 96: 179 - 221.