Tornquist Sea
Sea between the palaeocontinents Avalonia and Baltica about 600 to 450 million years ago / From Wikipedia, the free encyclopedia
The Tornquist Sea or Tornquist Ocean was a sea located between the palaeocontinents Avalonia and Baltica about 600 to 450 million years ago. The remains of the sea today form a suture stretching across northern Europe (Tornquist Zone).