Assertion: continent | /r/Synonym | laurentia
Facets:
Source sentences:
text: Beginning about 480 million years ago, a continent called Laurentia, which includes parts of North America, merged with several other micro-continents to form Euramerica.
text: Early in the Ordovician the continents Laurentia, Siberia and Baltica were still independent continents (since the break-up of the supercontinent Pannotia earlier), but Baltica began to move toward Laurentia later in the period, causing the Iapetus Ocean to shrink between them.
text: Before then, the continent was called Laurentia on its journey back and forth across the equator, as it joined and was separated from supercontinents.