Author: Histon, K., 1999.:
Title: Revision of the Silurian nautiloid cephalopods from the Carnic Alps (Austria - The Heritsch (1929) Collection in the Geological Survey of Austrian.
Description: Abh. Geol. Bundesanst. [Wien], 56(1): pp. 229-258, numerous figs. on 7 plates, 1 tab., 3 figs., refs. 4to. Plain new wrappers.

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