Figure
4. Geochemical and lithologic profile of Anticosti Island, Canada.
Chitinozoan biozones and lithologies are modified Jones and Fike 2013.
A) δ13Ccarb replotted from Young et
al., 2010. B) δ34SCAS replotted from
Jones and Fike 2013. C) I/(Ca+Mg) ratios, this study. D)
δ238U replotted from Bartlett et al., 2018.
Discussion