<P> The Phanerozoic supercontinent Pangaea began to break up 215 Ma and is still doing so today . Because Pangaea is the most recent of Earth 's supercontinents , it is the most well known and understood . Contributing to Pangaea 's popularity in the classroom is the fact that its reconstruction is almost as simple as fitting the present continents bordering the Atlantic - type oceans like puzzle pieces . </P>
the last super continent that broke apart to form today 's landmasses is known by what name
Pangaea