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
FO	Nordvik Peninsula, Siberia	Nikitenko et al., 2008	0.5 in amm_s_Epivirgatites variabilis	144.505	74.942
LO	Northeast Greenland, Greenland	Nøhr-Hansen, 2025	0.9 in stage_Berriasian	138.24	52.822
LO	Nordvik Peninsula, Siberia	Nikitenko et al., 2008	0.07 in amm_s_Unzoned	137.377	73.175
LO	Hold With Hope, Greenland	Nøhr-Hansen et al., 2019	0.95 in stage_Berriasian	137.97	53.291