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	Scotian Margin, Canada	Williams et al., 1993	0.15 in stage_Valanginian	136.935	35.777
FO	North Sea Compilation, Europe	Costa and Davey, 1992	0 in amm_b_Polyptychites	136.72	39.661
FO	Q13_14, Scotland	Duxbury, 2001	0 in amm_b_Prodichotomites	135.55	45.264
FO	Northeast Greenland, Greenland	Nøhr-Hansen, 2025	0.68 in stage_Valanginian	134.232	52.573
FO	Central Danish Trough, Europe	Heilmann-Clausen, 1987	0 in amm_b_Endemoceras amblygonium	132.6	42.835
FO	Hold With Hope, Greenland	Nøhr-Hansen et al., 2019	0.75 in stage_Valanginian	133.875	53.023
FO	Moray Firth, Scotland	Duxbury, 2018	0.2 in amm_b_Polyptychites	136.486	44.421
FO	Broyon, France	Monteil, 1992a	0 in amm_t_Neocomites neocomiensiformis	136.72	31.563
FO	Vocontian Basin, France	Duxbury, 2024	0.65 in amm_t_Saynoceras verrucosum	134.847	29.974
FO	Wollaston, Greenland	Alsen et al., 2023	0.5 in stage_Valanginian	135.15	53.727
LO	Scotian Margin, Canada	Williams et al., 1993	0.8 in stage_Hauterivian	127.72	35.793
LO	North Sea Compilation, Europe	Costa and Davey, 1992	0.75 in amm_b_Simbirskites marginatus	127.45	39.981
LO	Q13_14, Scotland	Duxbury, 2001	0 in amm_b_Paracrioceras rarocinctum	126.5	45.868
LO	Northeast Greenland, Greenland	Nøhr-Hansen, 2025	1 in stage_Hauterivian	126.5	53.214
LO	Central Danish Trough, Europe	Heilmann-Clausen, 1987	1 in amm_b_Simbirskites variabilis	126.5	43.65
LO	Hold With Hope, Greenland	Nøhr-Hansen et al., 2019	1 in stage_Hauterivian	126.5	53.698
LO	Speeton, UK	Duxbury, 2023	0.95 in amm_b_Simbirskites variabilis	126.538	41.918
LO	Svalbard, Arctic	Nøhr-Hansen, 2025	0.3 in stage_Barremian	124.97	67.32