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	North Sea Compilation, Europe	Costa and Davey, 1992	1 in amm_b_Subprionocyclus neptuni	89.6	45.047
FO	Bohemian Basin, Czech republic	Olde et al., 2015	0.75 in nan_u_UC9a	89.994	43.348
FO	MacKenzie, Canada	Williams et al., 2025	0.5 in stage_Campanian	77.91	77.331
LO	North Sea Compilation, Europe	Costa and Davey, 1992	0.7 in amm_b_Bostrychoceras polyplocum	78.781	43.949
LO	Bohemian Basin, Czech republic	Olde et al., 2015	1 in nan_u_UC9c	87.18	43.256
LO	MacKenzie, Canada	Williams et al., 2025	0.25 in stage_Maastrichtian	70.638	77.886