Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.18375303. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.

Distribution


Plots are based on the following information

FO/LO	Location	Source	Calibration	Age (Ma)	Paleolatitude
FO	Arctic Basin, Arctic	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.231
FO	North Yorkshire, UK	Bailey et al., 1997	0.75 in amm_b_Pectinatites hudlestoni	147.48	41.408
LO	Arctic Basin, Arctic	Bujak et al., 2022	0 in amm_b_Pavlovia pallasioides	146.76	71.813