Laurasia
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Laurasia was the more northern of two large landmasses that formed part of the Pangaea supercontinent from around 335 to 175 million years ago, the other being Gondwana. It separated from Gondwana 215
Laurasia (centre) and Gondwana (bottom) as part of Pangaea 200 Mya (Early Jurassic)
Rodinia 900 Mya centred on Laurentia with Baltica and Amazonia on its southern margin. View centred on 30°S,130°E.
Laurussia (left) during the closure of the Iapetus Ocean 430 Mya (middle Silurian). View centred on 0°, 60° W.
Pangaea formed during the closure of the Rheic Ocean 330 Mya (early Carboniferous). View centred on 30°S, 30°E.
Laurasiatheria
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Laurasiatheria is a superorder of placental mammals that groups together true insectivores, bats, carnivorans, pangolins, even-toed ungulates, odd-toed ungulates, and all their extinct relatives. From
Laurasia
…split) while the other staying in Laurasia (until further descendants switched to Gondwana starting from the Jurassic). The placental mammal group of Laurasiatheria is named after Laurasia. In the early Eocene, a peak in global warming led to a pan-Arctic fauna with alligators and amphibians present north of the…
Laurasiatheria