Friday, October 14, 2011

Yugendo Cave

There is the cave called Yugendo where it takes about 5 minutes from Geibikei Gorge by car.


Yugendo cave with the stratum in middle period of the Paleozoic is also a treasure of a leading fossil in Japan. The full length of a cave is 500 meters and average temperature is 13 degrees. The fossil of the sea lily used as the data of a theory of Seafloor spreading was discovered for the first time on a Japanese bedrock. Moreover, many precious elucidation data on biology, such as a perfect of the fossil of a trilobite, Fusulinida, and ancient coral, are discovered. Yugendo cave discovered in 1980 belongs to the stratum of 350 million years ago, and is called oldest limestone cave in Japan.

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