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
North Sea Compilation	Exiguisphaera plectilis	Costa and Davey, 1992	0.4 in amm_b_Paracrioceras elegans	124.616	41.07363744727273
North Sea Compilation	Exiguisphaera phragma	Costa and Davey, 1992	0.5 in amm_b_Paratollia/Platylenticeras	135.57	39.488122366666666
North Sea Compilation	Exiguisphaera plectilis	Costa and Davey, 1992	1 in amm_b_Ancyloceras inexum / S. pingue	121.55	41.906859181818184
North Sea Compilation	Exiguisphaera phragma	Costa and Davey, 1992	0 in amm_b_Speetoniceras inversum	130.91	39.363168563636364
Haldager 1	Exiguisphaera phragma	Davey, 1982	0 in amm_b_Polyptychites	136.72	43.791384755555555
Speeton	Exiguisphaera phragma	Davey, 2001	0.95 in amm_b_Speetoniceras inversum	129.9885	40.9798112175
Q13_14	Exiguisphaera plectilis	Duxbury, 2001	1 in amm_b_Tropaeum bowerbanki	118.76	48.348880066666666
Central Danish Trough	Exiguisphaera plectilis	Heilmann-Clausen, 1987	0.67 in amm_b_Paracrioceras denckmanni	122.8657	44.947267919454546
Central Danish Trough	Exiguisphaera phragma	Heilmann-Clausen, 1987	0.5 in amm_b_Speetoniceras inversum	130.425	42.89527531818182
Central Danish Trough	Exiguisphaera phragma	Heilmann-Clausen, 1987	0 in amm_b_Surites stenomphalus	138.25	42.892672222222224
Central Danish Trough	Exiguisphaera plectilis	Heilmann-Clausen, 1987	1 in amm_b_Tropaeum bowerbanki	118.76	46.113124666666664
765	Exiguisphaera phragma	Helby and McMinn, 1992	1 in mag_M1n	121.4	-51.49462927272727
765	Exiguisphaera phragma	Helby and McMinn, 1992	0.5 in mag_M1n	122.59126666666667	-51.647731947696975
Rio Argos	Exiguisphaera phragma	Leereveld, 1997a	0.1 in amm_t_Toxancyloceras vandenheckii	124.259	25.829596732926287
Rio Argos	Exiguisphaera phragma	Leereveld, 1997b	0 in amm_t_Tirnovella alpillensis	138.48	23.334866667855028
638B	Exiguisphaera phragma	Masure, 1988	1 in nan_n_CC3b	132.96647180046412	34.42408443974955
638B	Exiguisphaera phragma	Masure, 1988	1 in nan_n_CC3b	132.96647180046412	34.42408443974955
Hold With Hope	Exiguisphaera plectilis	Nøhr-Hansen et al., 2020	0.2 in stage_Aptian	119.76	55.8102108

Histogram