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	Omsk No. 8, Russia	Lebedeva et al., 2013	0.25 in nan_n_CC25a	69.902	51.505
FO	Disko, Greenland	Piasecki et al., 1992	0.8 in nan_n_NP4	61.677	56.751
FO	MacKenzie, Canada	Williams et al., 2025	0.55 in stage_Campanian	77.336	77.375
LO	Disko, Greenland	Piasecki et al., 1992	0.5 in nan_n_NP5	60.317	56.582
LO	MacKenzie, Canada	Williams et al., 2025	0.6 in stage_Maastrichtian	68.492	78.05