Ammonite Fibonacci T-shirt mm2_collection University of Edinburgh

University of Edinburgh

Okinawa Prefecture

MANHATTAN PROJECT (SHIELD WINDOW)

and in the case of these fossils

the area became known as Campo del Cielo

Ammonite Fibonacci T-shirt mm2_collection University of EdinburghAmmonites were incredible sea creatures that first entered the fossil record 400 million years ago. They survived several mass extinction events, including the PermianTriassic "Great Dying" which wiped out 96% of all marine species. They finally succumbed during the Cretaceous Paleogene extinction event 66 million years ago, which also wiped out the dinosaurs. The size of ammonite shells range from sub centimeter dwarf species to giants nearly three