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	MacKenzie, Canada	Williams et al., 2025	0.6 in stage_Campanian	76.762	77.418
FO	Treeless Creek, Canada	Williams et al., 2025	0.5 in stage_Coniacian	87.545	77.09
LO	Labrador Sea, Greenland	Nøhr-Hansen, 2025	0.72 in stage_Maastrichtian	67.756	53.226
LO	MacKenzie, Canada	Williams et al., 2025	0.75 in stage_Maastrichtian	67.573	78.12