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	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
FO	Scotian Margin	Liasidium variabile	Williams et al., 1993	0.7 in stage_Sinemurian	194.868	24.467
LO	Scotian Margin	Liasidium variabile	Williams et al., 1993	0.85 in stage_Sinemurian	193.884	24.85
FO	North Sea Compilation	Liasidium variabile	Copestake and Partington, 2023	1 in amm_b_Caenisites turneri	196.37	39.425
LO	North Sea Compilation	Liasidium variabile	Copestake and Partington, 2023	0 in amm_b_Uptonia jamesoni	192.9	40.872
FO	North Sea Compilation	Liasidium variabile	Riding and Thomas, 1992	0 in amm_b_Asteroceras obtusum	196.37	39.425
FO	Champagne	Liasidium variabile	Fauconnier, 1995	0 in amm_b_Asteroceras obtusum	196.37	37.663
LO	Champagne	Liasidium variabile	Fauconnier, 1995	1 in amm_b_Uptonia jamesoni	190.2	40.199
FO	Dorset-Yorkshire	Liasidium variabile	Woollam and Riding, 1983	0 in amm_b_Asteroceras obtusum	196.37	37.239
LO	Dorset-Yorkshire	Liasidium variabile	Woollam and Riding, 1983	1 in amm_b_Echioceras raricostatum	192.9	38.696
LO	North Yorkshire	Liasidium variabile	Bucefalo Palliani and Riding, 2000	0 in amm_b_Uptonia jamesoni	192.9	41.037
LO	Volga Basin	Liasidium variabile	Feist-Burkhardt, 1994	0 in amm_b_Caenisites turneri	197.14	60.364
FO	Volga Basin	Liasidium variabile	Feist-Burkhardt, 1994	0.25 in stage_Sinemurian	197.82	60.135
FO	Schandelah	Liasidium variabile	vd Schootbrugge et al., 2019b	0.4 in amm_b_Asteroceras obtusum	195.91	42.557
LO	Schandelah	Liasidium variabile	vd Schootbrugge et al., 2019b	1 in amm_b_Oxynoticeras oxynotum	194.44	43.155