One billion-year-old green seaweed fossils unearthed in China

Washington DC (UPI) Feb 24, 2020

Scientists have found evidence that green seaweeds were proliferating in Earth's oceans several hundred million years before modern plants began colonizing dry land. The 1-billion-year-old micro-fossils, tiny imprints left behind by the algae species Proterocladus antiquus, comprise the oldest evidence of green seaweeds yet discovered. The algae imprints were discovered in rock s