Proterocladus is a genus of green algae from the early Neoproterozoic and latest Mesoproterozoic, known from the Nanfen Formation and Diaoyutai Formation in China and the Svanbergfjellet Formation in

The Mesoproterozoic Era is a geologic era that occurred from 1,600 to 1,000 million years ago. The Mesoproterozoic was the first era of Earth's history for which a fairly definitive geological record