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	Evansia cerebraloides	Århus et al., 1989	0 in amm_b_Peltoceras athleta	162.91	53.4758819375
Arctic Basin	Evansia granochagrinata	Bujak et al., 2022	0.5 in amm_b_Leioceras opalinum	173.7	72.5581301
Arctic Basin	Evansia evittii	Bujak et al., 2022	0 in amm_b_Zigzagiceras zigzag	168.17	72.85990685714286
Arctic Basin	Evansia opeasatos	Bujak et al., 2022	0 in amm_b_Oxycerites orbis	165.72	73.10161685714286
Arctic Basin	Evansia zabra	Bujak et al., 2022	0 in amm_b_Oxycerites orbis	165.72	73.10161685714286
Arctic Basin	Evansia dalei	Bujak et al., 2022	0 in amm_b_Macrocephalites herveyi	165.29	73.14403942857143
Arctic Basin	Evansia deflandrei	Bujak et al., 2022	0 in amm_b_Peltoceras athleta	162.91	73.37884342857143
Arctic Basin	Evansia deflandrei	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.0867148
Arctic Basin	Evansia evittii	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.0867148
Arctic Basin	Evansia opeastos	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.0867148
Arctic Basin	Evansia zabra	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.0867148
North Sea Compilation	Evansia deflandrei	Riding and Thomas, 1992	0.8 in amm_b_Perisphinctes pumilus	158.038	40.16634031
Isle of Skye	Evansia deflandrei	Riding and Thomas, 1997	0.33 in amm_b_Quenstedtoceras mariae	160.9129	43.516895549888886
Milne Land	Evansia alaskensis	Smelror, 1988a	0.25 in amm_b_Cardioceras cordatum	159.51999999999998	50.99182355
Milne Land	Evansia alaskensis	Smelror, 1988a	0 in amm_b_Clydoniceras discus	165.5	50.509439375
Milne Land	Evansia wigginsii	Smelror, 1988a	0 in amm_b_Clydoniceras discus	165.5	50.509439375
Milne Land	Evansia deflandrei	Smelror, 1988a	0.25 in amm_b_Quenstedtoceras mariae	161.0625	50.867395859375
Milne Land	Evansia wigginsii	Smelror, 1988a	0 in amm_b_Sigaloceras calloviense	163.87	50.6409253625
Kong Karls Land	Evansia alaskensis	Smelror, 1988b	0.6 between 0 amm_b_Cardioceras cordatum 1 amm_b_Perisphinctes plicatilis	158.874	67.28554596428572
Kong Karls Land	Evansia barentsensis	Smelror, 1988b	0.5 between 0 amm_b_Cardioceras cordatum 1 amm_b_Perisphinctes plicatilis	159.005	67.26929026785714
Kong Karls Land	Evansia barentsensis	Smelror, 1988b	0.1 between 0 amm_b_Macrocephalites herveyi 1 amm_b_Peltoceras athleta	165.006	66.52463046428572
Kong Karls Land	Evansia deflandrei	Smelror, 1988b	0.85 between 0 amm_b_Cardioceras cordatum 1 amm_b_Perisphinctes plicatilis	158.54649999999998	67.32618520535715
Kong Karls Land	Evansia wigginsii	Smelror, 1988b	0.75 between 0 amm_b_Cardioceras cordatum 1 amm_b_Perisphinctes plicatilis	158.6775	67.30992950892858
Barentz Sea	Evansia deflandrei	Smelror, 1994	0 in stage_Oxfordian	161.53	65.42403219285714
North Sea Basin	Evansia labyrintha	Copestake and Partington, 2023	0.6 in amm_b_Parkinsonia parkinsoni	168.39	42.982558485714286
North Sea Basin	Evansia zabra	Copestake and Partington, 2023	1 in amm_b_Oxycerites orbis	165.5	43.09549142857143

Histogram