Eukaryotic red and green algae populated the tropical ocean 1400 million years ago Zhang, Shuichang ; Su, Jin ; Ma, Sihong ; Wang, Huajian ; Wang, Xiaomei ; He, Kun ; Wang, Huitong ; Canfield, Donald E. Abstract Publication: Precambrian Research Pub Date: June 2021 DOI: 10.1016/j.precamres.2021.106166 Bibcode: 2021PreR..35706166Z