Oxygenation history of the Earth and the evolution of complex life

New multicellular marine macroalgae from the early Tonian of northwestern Canada

Katie M Maloney, Galen P Halverson, James D Schiffbauer, Shuhai Xiao, Timothy M Gibson, Maxwell A Lechte, Vivien M Cumming, Alexie EG Millikin, Jack G Murphy, Malcolm W Wallace, David Selby, Marc Laflamme

<jats:p>Molecular phylogenetic data suggest that photosynthetic eukaryotes first evolved in freshwater environments in the early P..