Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.18375303. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.

Distribution


Plots are based on the following information

FO/LO	Location	Source	Calibration	Age (Ma)	Paleolatitude
FO	Arctic Basin, Arctic	Bujak et al., 2022	0 in amm_b_Aulacostephanus mutabilis	152.04	72.658
LO	Arctic Basin, Arctic	Bujak et al., 2022	0 in amm_b_Glaucolithites glaucolithus	144.91	71.539