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
Bavaria	Freboldinium regulum	Bucefalo Palliani and Riding, 2003	0 in amm_b_Amaltheus margaritatus	188	42.83327142857143
Bavaria	Freboldinium regulum	Bucefalo Palliani and Riding, 2003	1 in amm_b_Pleuroceras spinatum	184.2	42.86303085714286
Arctic Basin	Freboldinium regulum	Bujak et al., 2022	0.5 in amm_b_Pleuroceras spinatum	184.89999999999998	71.8230642857143
Arctic Basin	Freboldinium serrulatum	Bujak et al., 2022	0 in amm_b_Hyperlioceras discites	170.9	72.59057285714286
Arctic Basin	Freboldinium arcticum	Bujak et al., 2022	0.5 in amm_b_Sonninia propinquans	170.20499999999998	72.65913957142857

Histogram