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
Arctic Basin	Prolixosphaeridiopsis spissa	Bujak et al., 2022	0 in amm_b_Glaucolithites glaucolithus	144.91	71.48137896666667
Paksa	Prolixosphaeridiopsis spissa	Shulgina et al., 1994	0.5 in amm_s_Hectoroceras kochi	138.755	74.2126179181818

Histogram