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	Milne Land, Greenland	Smelror, 1988a	0 in amm_b_Clydoniceras discus	165.5	50.509
FO	Volga Basin, Russia	Feist-Burkhardt, 1994	0 in amm_b_Kosmoceras jason	163.47	52.949
LO	Milne Land, Greenland	Smelror, 1988a	0 in amm_b_Peltoceras athleta	162.91	50.718
LO	Volga Basin, Russia	Feist-Burkhardt, 1994	1 in amm_b_Peltoceras athleta	162.45	52.612
LO	Kong Karls Land, Svalbard	Smelror, 1988b	0.25 between 0 amm_b_Cardioceras cordatum 1 amm_b_Perisphinctes plicatilis	159.332	67.283