What may be the worlds oldest macrofossils has been perhaps been found in Gabon: The 2.1 Ga Old Francevillian Biota: Biogenicity, Taphonomy and Biodiversity User Gargatua13013, in the Geology! Before the World. subreddit, 26 Jun 2014
Worlds oldest macrofossils? - The 2.1 Ga Old Francevillian Biota: Biogenicity, Taphonomy and Biodiversity User Gargatua13013, in the Reddit Science subreddit, 26 Jun 2014