Aim of the present paper is the description of an Ammonite fauna collected from the Gebze area (Kokaeli Peninsula. Turkey) by late R. Assereto in 1969 and 1971. Preliminary data on these Ammonites were reported by Assereto (1972). https://www.roneverhart.com/AMS-Neve-1073SPX-Single-Preamp-and-EQ-p33827/