Oldest Microfossils on Earth? Warrawoona Group, N. Pole Dome/ Marble Bar, WA; 3.5 Ga Lowe & Hoffman stromatolite
a Warrawoona microfossil Grypania , a possible multicellular eukaryote Negaunee Iron Formation Bangiomorpha , a red alga Huntington Fm.ngton Fm Tappania , an algal spore from the Roper Group a testate amoeba from the Chuar Group
embryos preserved in the Doushantou phosphorite Pteridinium (l) and Dickinsonia (r), two famous Vendobiota Olenellus , a Cambrian trilobyte
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