Shell ornament, systematic position and hatching size of Epicymatoceras vaelsense (Nautilida): New insights based on specimens in mould preservation from the Upper Cretaceous of Poland

Shell ornament, systematic position and hatching size of Epicymatoceras vaelsense (Nautilida): New insights based on specimens in mould preservation from the Upper Cretaceous of Poland

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Cretaceous Research - Volume 80, December 2017, Pages 1-12

Oksana Malchyk, Marcin Machalski, Bogusław Waksmundzki, Maciej Duda,