Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.7791273. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.


Plots are based on the following information

Location	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
Haldager 1	Athigmatocysta glabra	Davey, 1982	0.5 in amm_b_Surites icenii	138.51	43.83593387777778
Speeton	Athigmatocysta glabra	Davey, 2001	0.1 in amm_b_Endemoceras regale	131.72	40.7462592
Paksa	Athigmatocysta glabra	Shulgina et al., 1994	1 in amm_s_Hectoroceras kochi	137.59	73.84739889090909

Histogram