Glossopteris
north hemisphere
No, most of the landmass is in the northern hemisphere, the majority of the southern hemisphere is water.
eastern
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he western hemisphere No, the eastern hemisphere - it includes the whole of the Eurasian landmass, Africa and Australia.
North America is a continent entirely present in the northern hemisphere; as the Americas are one landmass, it is a northern subcontinent of the them.South America is a continent mainly in the Southern Hemisphere, with a small area in the Northern Hemisphere; as the Americans are one landmass, it is a southern subcontinent of them.
Australia and Antartica are the two continents entirely within the southern hemisphere.
South America and Africa
All the land masses joined together at the end of Paleozoic Era into a super continent named Pangaea.All the continental plates came together to form the single landmass Pangaea.
Asia and Europe
You could make Earth out of paper mache, then build one large landmass in the Northern Hemisphere.