The next-to-last one, Pannotia, formed about 600 million years ago(Ma)
during the Proterozoic eon, and lasted until 540 Ma.
At the end of the Proterozoic, the supercontinent Pannotia had broken apart into the smaller continents Laurentia,
Baltica, Siberia and Gondwana.
At the end of the Proterozoic, the supercontinent Pannotia had broken apart in the smaller continents Laurentia,
Baltica, Siberia and Gondwana.
Pannotia lasted until 540 Ma, near the beginning of the Cambrian period and then broke up, giving rise to
the continents of Laurentia, Baltica, and the southern supercontinent of Gondwana.