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

FO/LO	Location	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
FO	Arctic Basin	Opaeopsomus wapellensis	Bujak et al., 2022	0 in amm_b_Haugia variabilis	179.82	72.83201846
LO	Arctic Basin	Opaeopsomus wapellensis	Bujak et al., 2022	0 in amm_b_Hyperlioceras discites	170.9	72.59057285714286

Histogram