Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.7791273. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.


Plots are based on the following information

Location	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
Vega	Sirmiodinium grossii	Århus et al., 1989	0.05 in amm_b_Peltoceras athleta	162.887	53.476862168749996
North Sea Compilation	Sirmiodinium grossii	Costa and Davey, 1992	0.5 in amm_b_Deshayesites deshayesi	119.53999999999999	42.47270556666667
North Sea Compilation	Sirmiodinium grossii	Riding and Thomas, 1992	0 in amm_b_Clydoniceras discus	165.5	39.9405775
Kandern	Sirmiodinium grossii	Dimter and Smelror, 1990	0.8 in amm_b_Sigaloceras calloviense	163.55	37.3749897
Scotian Margin	Sirmiodinium grossii	Williams et al., 1993	0.2 in stage_Aptian	119.76	38.0125728
Scotian Margin	Sirmiodinium grossii	Williams et al., 1993	0.85 in stage_Bathonian	165.72199999999998	29.584035962857147
534	Sirmiodinium grossii	Habib and Drugg, 1983	0.25 in mag_M19n	143.46399765678362	22.547533043898497
534	Sirmiodinium grossii	Habib and Drugg, 1983	0.5 in mag_M24r	151.50446122564756	20.566831847571937
Central Danish Trough	Sirmiodinium grossii	Heilmann-Clausen, 1987	0 in amm_b_Leymeriella tardefurcata	111.27	47.76882785
765	Sirmiodinium grossii	Helby and McMinn, 1992	0 in nan_n_CC4	132.96647180046412	-53.14849459620314
765	Sirmiodinium grossii	Helby and McMinn, 1992	1 in mag_M1n	121.4	-51.49462927272727
Australia Synthesis	Sirmiodinium grossii	Helby et al., 1987	0.2 in stage_Berriassian	142.01999999999998	-63.52569077777778
Australia Synthesis	Sirmiodinium grossii	Helby et al., 1987	0.5 in stage_Tithonian	146.17000000000002	-62.010641055555546
Czestochowa	Sirmiodinium grossii	Poulsen, 1998	0.75 in amm_t_Procerites aurigerus	167.12	42.031324266666665
Czestochowa	Sirmiodinium grossii	Poulsen, 1998	0.5 in amm_b_Sigaloceras calloviense	163.67000000000002	41.60991826666667
nw Australia compilation	Sirmiodinium grossii	Riding et al., 2010	0.3 in stage_Callovian	164.162	-40.610978255714286
Isle of Skye	Sirmiodinium grossii	Riding and Thomas, 1997	0.33 in amm_b_Macrocephalites herveyi	165.0623	43.030867107
Isle of Skye	Sirmiodinium grossii	Riding and Thomas, 1997	0.5 in amm_b_Rasenia cymodoce	152.72	43.6185804
Boyarka	Sirmiodinium grossii	Shulgina et al., 1994	0.1 in amm_s_Unzoned	137.286	69.31946810727273
Caucasus	Sirmiodinium grossii	Smelror and Lominadze, 1989	1 in amm_b_Kosmoceras jason	163.3	37.5975
Milne Land	Sirmiodinium grossii	Smelror, 1988a	0 in amm_b_Clydoniceras discus	165.5	50.509439375
Milne Land	Sirmiodinium grossii	Smelror, 1988a	1 in amm_b_Quenstedtoceras mariae	159.66	50.980530275
Barentz Sea	Sirmiodinium grossii	Smelror, 1994	0.5 in stage_Bathonian	166.73	64.86844562142858
Dorset-Yorkshire	Sirmiodinium grossii	Woollam and Riding, 1983	0.5 in amm_b_Clydoniceras discus	165.39499999999998	38.394569014285715
North Sea Basin	Sirmiodinium grossii	Copestake and Partington, 2023	0.75 in amm_b_Quenstedtoceras lamberti	161.76	43.24163994285714
North Sea Basin	Sirmiodinium grossii	Copestake and Partington, 2023	0.6 in amm_b_Procerites progracilis	166.604	43.052350262857146

Histogram