Laurasia


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Related to Laurasia: Panthalassa

Laur·a·sia

 (lô-rā′zhə)
n.
The supercontinent of the Northern Hemisphere that, according to the theory of plate tectonics, broke up into North America, Greenland, Europe, and Asia except for the Indian subcontinent.

[New Latin Laur(entia), geologic precursor of North America (after the Saint Lawrence River) + (Eur)asia.]

Laurasia

(lɔːˈreɪʃə)
n
(Placename) one of the two ancient supercontinents produced by the first split of the even larger supercontinent Pangaea about 200 million years ago, comprising what are now North America, Greenland, Europe, and Asia (excluding India). See also Gondwanaland, Pangaea
[C20: from New Latin Laur(entia) (referring to the ancient N American landmass, from Laurentian strata of the Canadian Shield) + (Eur)asia]

Laur•a•sia

(lɔˈreɪ ʒə, -ʃə)

n.
a hypothetical landmass in the Northern Hemisphere that separated near the end of the Paleozoic Era to form North America and Eurasia.
[< German (1928), b. Laurentia the forerunner of the North American continent (see Laurentian) and Eurasia]

Laur·a·sia

(lô-rā′zhə)
A supercontinent of the Northern Hemisphere made up of the landmasses that currently correspond to North America, Greenland, Europe, and Asia (except India). According to the theory of plate tectonics, Laurasia formed at the end of the Precambrian Eon and broke up in the middle of the Mesozoic Era. Compare Gondwanaland.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Laurasia - a hypothetical continent that (according to plate tectonic theory) broke up later into North America and Europe and Asia
northern hemisphere - the hemisphere that is to the north of the equator
References in periodicals archive ?
The spiders that ended up on the northern continent of Laurasia (which became North America, Europe and Asia) eventually went extinct.
The second volume focuses on the Laurasiatheria, placental mammals that originated on the northern supercontinent of Laurasia.
that have been become distributed worldwide presumably by human activities, all members of the tribe are exclusively found in Laurasia (Deharveng et al.
The Northern Hemisphere was largely shaped by another supercontinent called Laurasia.
In "The Cartographer's Paradox", Samanta becomes a mapmaker, transforming the current world into the historical Gondwana and Laurasia, creating an atlas with nations without borders, where he floats without restrictions (figure 4).
Estamos hablando de hace 120 millones de anos, cuando el mar de Tethys habia separado ya en dos el continente gigantesco primigenio de Pangea--que agrupaba a finales de la era Paleozoica casi toda la masa terrestre del planeta--, dividiendolo en Laurasia, con los continentes de America del Norte, Europa y Asia juntos, y Gondwana, que mantenia unidos los de Africa, Sudamerica, la India y la Antartida, mas Madagascar y Australia.
Both Laurasia and China situated within tropical to subtropical latitudes during the Silurian and Devonian (Scotese & Mckerrow 1990; Mitchell et al.
No fim do Cretaceo e ainda no Mesozoico ha 65 ma, a Laurasia rompeu-se no sentido norte/sul dando origem a America do Norte e a Eurasia.
During the Carboniferous, Laurasia and Gondwana collided and thus began the formation of the supercontinent Pangea.
De Pangea a Laurasia y Gondwana: un ejemplo de biogeografia historica.
Pangea began to rift about 200 million years ago, yielding Gondwana in the south and Laurasia in the north.