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	Rosswangia holotabulata	Bujak et al., 2022	0 in amm_b_Harpoceras serpentinum	183.16	72.48697371428571
Arctic Basin	Rosswangia holotabulata	Bujak et al., 2022	0.75 in amm_b_Procerites hodsoni	165.8	73.09372428571429
Calvados	Rosswangia simplex	Feist-Burkhardt and Monteil, 1997	0.75 in amm_b_Stephanoceras humphriesianum	169.82750000000001	35.923743825
Calvados	Rosswangia simplex	Feist-Burkhardt and Monteil, 1997	0.8 in amm_b_Zigzagiceras zigzag	167.21	36.0294123

Histogram