Found million-year-old shell in Trikala

A shell was found in a field in Trikala, which proves that Thessaly was millions of years ago sea.
The shell age (less than 500 million years, then in Thessaly, instead of land only sea water.
As recorded by the lens of trikalazoom.gr shell is found randomly in masses οργωμένου soil in the area of Λεπτοκαρυας.