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	North Sea Compilation, Europe	Costa and Davey, 1992	1 in amm_b_Dimorphoplites biplicatus	107.59	44.344
FO	Bohemian Basin, Czech republic	Olde et al., 2015	0.5 between 0 nan_u_UC5c 1 nan_u_UC6	93.908	42.775
FO	DSDP 400A, North Atlantic	Davey, 1979b	0 in nan_u_BC27	103.274	39.824
FO	East Kent, UK	Prince et al., 2008	0.35 in amm_b_Placenticeras polyopsis	84.745	43.809
FO	Pueblo, USA	Dodsworth, 2000	0.85 in plfor_A_Rotalipora cushmani	98.091	45.653
FO	Vallentigny, France	Davey and Verdier, 1971	1 in amm_b_Diploceras cristatum	106.98	40.275
FO	Central Danish Trough, Europe	Heilmann-Clausen, 1987	0 in amm_b_Dimorphoplites biplicatus	108.11	47.677
FO	Fumichon, France	Tocher and Jarvis, 1994	0.2 in amm_t_Mantelliceras dixoni	97.944	41.635
FO	Fumichon, France	Tocher and Jarvis, 1994	0.2 in amm_t_Mantelliceras dixoni	97.944	41.635
LO	North Sea Compilation, Europe	Costa and Davey, 1992	0.25 in amm_b_Placenticeras polyopsis	84.875	44.532
LO	Bohemian Basin, Czech republic	Olde et al., 2015	0 in nan_u_UC9a	90.14	43.327
LO	Cordebugle, France	Tocher and Jarvis, 1996	0.55 in amm_b_Mantelliceras mantelli	99.216	41.481
LO	East Kent, UK	Prince et al., 2008	0.45 in amm_b_Placenticeras polyopsis	84.615	43.796
LO	Pueblo, USA	Dodsworth, 2000	0.15 in amm_b_Mammites nodosoides	93.282	45.753
LO	MacKenzie, Canada	Williams et al., 2025	1 in stage_Coniacian	85.7	77.599
LO	Bocieniec, Poland	Jarvis et al., 2023	0.5 in nan_u_UC13iii	83.065	42.488
LO	Duneau, France	Tocher and Jarvis, 1995	0.38 in amm_t_Metoicoceras geslinianum	94.41	42.029
LO	Fumichon, France	Tocher and Jarvis, 1994	0.3 in amm_t_Acanthoceras jukesbrownei	95.61	41.823
LO	Fumichon, France	Tocher and Jarvis, 1994	0.3 in amm_t_Acanthoceras jukesbrownei	95.61	41.823
LO	Seaford Head, UK	Jarvis et al., 2023	0.6 in nan_u_UC13iii	83.01	42.273