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_Proplanulites koenigi	164.6	73.297
FO	Caucasus, Russia	Smelror and Lominadze, 1989	0 in amm_t_Erymnoceras coronatum	163.3	41.178
FO	Isle of Skye, Scotland	Riding and Thomas, 1997	0 in amm_b_Macrocephalites herveyi	165.29	43.1
FO	Barentz Sea, Arctic	Smelror, 1994	1 in stage_Bathonian	165.29	65.022
LO	Arctic Basin, Arctic	Bujak et al., 2022	0 in amm_b_Quenstedtoceras mariae	161.53	73.58
LO	Caucasus, Russia	Smelror and Lominadze, 1989	1 in amm_b_Kosmoceras jason	163.3	41.178
LO	Isle of Skye, Scotland	Riding and Thomas, 1997	0.9 in amm_b_Macrocephalites herveyi	164.669	43.169
LO	Barentz Sea, Arctic	Smelror, 1994	0 in stage_Oxfordian	161.53	65.424