Kiel S. & Bandel K. (2004). The Cenomanian Gastropoda of the Kassenberg quarry in Mülheim (Germany, Late Cretaceous). Palaeontologische Zeitschrift. 78(1): 103-126.
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Kiel S. & Bandel K.
2004
The Cenomanian Gastropoda of the Kassenberg quarry in Mülheim (Germany, Late Cretaceous)