What is Tethys?
'''Tethys''' can refer to: * [[Tethys (mythology)]], a Titaness in Greek mythology * [[Tethys (moon)]], a natural satellite of Saturn * [[Tethys Ocean]], a [[Mesozoic]]-era ocean between the continents of [[Gondwana]] and [[Laurasia]] * [[Tethys (gastropod)|''Tethys'' (gastropod)]], genus of [[gastropods]] in the family Tethydidae {{disambiguation}}