Abstract
The transition between the Proterozoic and Phanerozoic eons is one of the most emblematic time intervals in the Planet's geological record. As a direct and indirect prduct of profound paleoenvironmental changes (e.g. glaciations), important variations in the carbon cycle and ocean geochemistry (e.g. oxidation and nutrient input events), and bioevolutionary events (e.g. origin of metazoa),…