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	Rigaudella caulleryi	Århus et al., 1989	0.5 in amm_b_Cardioceras cordatum	159.38	53.626326125
North Sea Compilation	Rigaudella aemula	Riding and Thomas, 1992	0 in amm_b_Clydoniceras discus	165.5	39.9405775
North Sea Compilation	Rigaudella aemula	Riding and Thomas, 1992	0.8 in amm_b_Perisphinctes pumilus	158.038	40.16634031
Kandern	Rigaudella aemula	Dimter and Smelror, 1990	1 in amm_t_Erymnoceras coronatum	162.64	37.33086016
Scotian Margin	Rigaudella aemula	Williams et al., 1993	0.85 in stage_Bathonian	165.72199999999998	29.584035962857147
Scotian Margin	Rigaudella aemula	Williams et al., 1993	0.85 in stage_Oxfordian	155.7925	32.18395119583334
765	Rigaudella aemula	Helby and McMinn, 1992	0.8 in nan_n_CC3	133.85468154484076	-53.33822804039858
Australia Synthesis	Rigaudella aemula	Helby et al., 1987	1 in stage_Berriassian	137.7	-65.10280277777778
Australia Synthesis	Rigaudella aemula	Helby et al., 1987	0.67 in stage_Callovian	162.7708	-54.961921253142854
Denmark3	Rigaudella aemula	Poulsen and Riding, 2003 sensu Riding et al., 2010	0.05 in stage_Callovian	165.102	45.02268719571429
Denmark3	Rigaudella aemula	Poulsen and Riding, 2003 sensu Riding et al., 2010	0.6 in stage_Oxfordian	157.48	45.06602126666667
nw Australia compilation	Rigaudella aemula	Riding et al., 2010	0.2 in stage_Callovian	164.53799999999998	-40.48664553000001
Isle of Skye	Rigaudella aemula	Riding and Thomas, 1997	0.9 in amm_b_Macrocephalites herveyi	164.66899999999998	43.07693521
Isle of Skye	Rigaudella filamentosa	Riding and Thomas, 1997	0 in amm_b_Perisphinctes pumilus	158.35	43.81709372222222
Isle of Skye	Rigaudella aemula	Riding and Thomas, 1997	0.6 in amm_b_Perisphinctes pumilus	158.116	43.84450266222222
Isle of Skye	Rigaudella filamentosa	Riding and Thomas, 1997	1 in amm_b_Ringsteadia pseudocordata	154.78	43.71202543333333
North Sea Coast	Rigaudella aemula	Riley and Fenton, 1982	0 in amm_b_Macrocephalites herveyi	165.29	36.47453625
Zaragoza	Rigaudella filamentosa	Smelror et al., 1991	0 in amm_t_Macrocephalites gracilis	164.68	29.4549622
Milne Land	Rigaudella aemula	Smelror, 1988a	0.5 in amm_b_Cardioceras cordatum	159.38	51.003116825
Milne Land	Rigaudella aemula	Smelror, 1988a	0.5 in amm_b_Sigaloceras calloviense	163.67000000000002	50.6570586125
Kong Karls Land	Rigaudella aemula	Smelror, 1988b	1 in amm_b_Peltoceras athleta	162.45	66.84180267857144
Kong Karls Land	Rigaudella aemula	Smelror, 1988b	0.75 between 0 amm_b_Cardioceras cordatum 1 amm_b_Perisphinctes plicatilis	158.6775	67.30992950892858
Dorset-Yorkshire	Rigaudella aemula	Woollam and Riding, 1983	1 in amm_b_Ringsteadia pseudocordata	154.78	38.53315473333333
North Sea Basin	Rigaudella aemula	Copestake and Partington, 2023	0.33 in amm_b_Perisphinctes pumilus	158.22129999999999	43.379922228285714

Histogram