"In Greek mythology, Tethys (
/ˈtiːθɪs, ˈtɛθɪs/; Greek: Τηθύς), was a Titan daughter of Uranus and Gaia, sister and wife of Titan Oceanus, mother of the Potamoi ...
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and the Oceanids. Tethys had no active role in Greek mythology and no established cults." - (en.wikipedia.org 08.10.2019)