This distribution reflects the last two supercontinent ... forced beneath the continents in a process called subduction, occasionally dragging pieces of continental rock into the mantle.
This was when the Earth was one continent called Pangaea that slowly broke apart ... which could end in Madagascar being ripped into two islands – would take tens of millions of years.
During the Jurassic Period, the single land mass, Pangaea, split into two, creating Laurasia in the north and Gondwana in the south. Despite this separation, similarities in their fossil records show ...