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
  • Proto-Tethys Ocean (c. 550–330 Ma)
  • Paleo-Tethys Ocean (c. 445–75 Ma)
  • Neotethys Ocean (c. 300–100 Ma)
  • Alpine Tethys Sea (c. 175–30 Ma) or Paratethys Sea (isolated after 34 Ma); today's Black Sea, Caspian Sea, and Aral Sea are remnants of the Paratethys Sea
• Tethys (gastropod), genus of gastropods in the family Tethydidae
• Tethys Research Institute, a non-governmental scientific organisation based in Italy
• Tethys, Japanese name for "Thetis", a boss character in Mega Man ZX Advent
• Tethys (database), an online knowledge management system about the environmental effects of offshore renewable energy

See also

• Thetis (disambiguation)