An arrangement of 17 diatoms from Kalyves, Greece, Crete, Fossil Miocene. Prepared by Emiliano Bellotti. Mounted in Naphrax and dated 2024. Olympus BHB microscope using 450nm LED light. 10x Nikon Plan Apo NA 0.65 objective. Leitz Heine condenser, dark ground. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. Single unstacked image.