The Caucasus and the adjacent Pontic Mountains in north-eastern Anatolia are home to numerous endemic land snail genera and species. The diversity of the region is the result of both intra-regional speciation and the persistence of relict lineages. The same seemed to be true for the genus Helix. which has been present in the Greater Caucasus since the Miocene. https://allfixelectricales.shop/product-category/dryer-fan-bearing/