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	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
FO	Gippsland	Arvalidinium arvense	Marshall, 1988	0 in stage_Santonian	85.7	-64.275
LO	Gippsland	Arvalidinium arvense	Marshall, 1988	1 in stage_Santonian	83.65	-62.942
FO	South Carolina	Arvalidinium cristatum	Lucas-Clark, 2006	0 in stage_Danian	66.04	32.392
LO	South Carolina	Arvalidinium cristatum	Lucas-Clark, 2006	1 in stage_Danian	61.66	31.882
FO	More Basin	Arvalidinium scheii	Manum, 1963	0 in stage_Cenomanian	100.5	55.635
LO	More Basin	Arvalidinium scheii	Manum, 1963	1 in stage_Turonian	89.39	55.733
LO	Nuussuaq basin	Arvalidinium scheii	Nøhr-Hansen, 2025	0.29 in stage_Coniacian	88.32	60.459
FO	Treeless Creek	Arvalidinium scheii	Williams et al., 2025	0 in stage_Santonian	85.7	76.932