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	Copestake and Partington, 2023	0.33 in amm_t_Grammoceras thouarsense	178.106	41.893
FO	North Sea Compilation, Europe	Riding and Thomas, 1992	0 in amm_t_Hildoceras bifrons	181.17	42.9
FO	Bavaria, Germany	Bucefalo Palliani and Riding, 2003	0 in amm_t_Hildoceras bifrons	181.17	42.528
FO	Denmark synthesis, Europe	Bucefalo Palliani and Riding, 2003	0 in amm_t_Hildoceras bifrons	181.17	48.627
FO	Dorset-Yorkshire, England	Woollam and Riding, 1983	1 in amm_t_Grammoceras thouarsense	177.63	39.831
FO	Volga Basin, Russia	Below, 1987a	0.5 in stage_Toarcian	179.45	60.296
FO	Yorkshire, UK	Bucefalo Palliani and Riding, 2003	0 in amm_t_Hildoceras bifrons	181.17	42.056
LO	North Sea Compilation, Europe	Copestake and Partington, 2023	1 in amm_b_Leioceras opalinum	172.7	40.117
LO	North Sea Compilation, Europe	Riding and Thomas, 1992	0.5 in amm_b_Leioceras opalinum	173.7	40.445
LO	Arctic Basin, Arctic	Bujak et al., 2022	0.5 in amm_b_Hildoceras bifrons	180.495	72.882
LO	Volga Basin, Russia	Below, 1987a	1 in stage_Aalenian	170.9	55.401