#auto-translate Ammonite Fossil in Oishihara, Motobu-cho This ammonite fossil is an important Mesozoic standard fossil in the Mesozoic cephalopod family. The ones in this region are 1-6 m...

Ammonite Fossils in Limestone Blocks Used for the Castle Walls Many castle walls in Okinawa have been built from Ryukyu Limestone which was formed from coral from tens or hundreds of th...