ローラシア大たい陸りく

noun

Laurasia

Geological term for the northern supercontinent that existed from the late Paleozoic to the Mesozoic, comprising present-day North America, Europe, and Asia (excluding India).

• ローラシア大たい陸りくは、約やく2億おく年ねん前まえにゴンドワナ大たい陸りくと分わかれた。

  Laurasia separated from Gondwana about 200 million years ago.