Pelagic Molluscs 2.0: Spiratellacea (Gastropoda) aus dem Miozen der Paratethys. In: R. Selli (ed.). Committee on Mediterranean Neogene Stratigraphy. Proceedings fourth session, Bologna, 19-30 September 1967, 2. Micropal. Giorn. Geol. (2): 129-142, 1 tab., pl. 4.

Authors(s)	Ctyroky, P., Papp, A. and Steininger, F.
Year	1968
Title	Spiratellacea (Gastropoda) aus dem Miozen der Paratethys. In: R. Selli (ed.). Committee on Mediterranean Neogene Stratigraphy. Proceedings fourth session, Bologna, 19-30 September 1967, 2. Micropal. Giorn. Geol. (2): 129-142, 1 tab., pl. 4.