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

FO/LO	Location	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
FO	Vega	Korystocysta pachyderma	Århus et al., 1989	0.1 in amm_b_Peltoceras athleta	162.864	53.4778424
FO	Cabo Mondego	Korystocysta pachyderma	Correia et al., 2019	0.5 in amm_t_Parkinsonia parkinsoni	168.445	30.757591925
FO	Cabo Mondego	Korystocysta gochtii	Correia et al., 2019	0.5 in amm_t_Zigzagiceras zigzag	167.87	30.815782883333334
FO	Czestochowa	Korystocysta pachyderma	Poulsen, 1998	0 in amm_t_Cadomites bremeri	166.04	41.89940586666667
FO	Isle of Skye	Korystocysta gochtii	Riding and Thomas, 1997	0 in amm_b_Macrocephalites herveyi	165.29	43.0041961
FO	Isle of Skye	Korystocysta pachyderma	Riding and Thomas, 1997	0 in amm_b_Peltoceras athleta	162.91	43.28297078888889
FO	Figueira Da Foz	Korystocysta kettonensis	Smelror et al., 1991	0.6 in amm_t_Bullatimorphites bullatus	164.924	31.090136284
FO	Dorset-Yorkshire	Korystocysta gochtii	Woollam and Riding, 1983	0 in amm_b_Garantiana garantiana	169.27	38.1586258
LO	Cabo Mondego	Korystocysta pachyderma	Correia et al., 2019	0.25 in amm_t_Zigzagiceras zigzag	168.01999999999998	30.800602633333337
LO	Cabo Mondego	Korystocysta aldridgeii	Correia et al., 2019	1 in amm_t_Sonninia propinquans	170.09	30.591115183333333
LO	Cabo Mondego	Korystocysta gochtii	Correia et al., 2019	0.75 in amm_t_Zigzagiceras zigzag	167.72	30.830963133333334
LO	North Sea Compilation	Korystocysta pachyderma	Riding and Thomas, 1992	1 in amm_b_Ringsteadia pseudocordata	154.78	39.73832303333334
LO	Scotian Margin	Korystocysta pachyderma	Williams et al., 1993	0.7 in stage_Oxfordian	156.805	32.00104475833333
LO	Denmark1	Korystocysta pachyderma	Poulsen, 1992	0 in amm_b_Pictonia baylei	154.78	43.689042066666666
LO	Czestochowa	Korystocysta pachyderma	Poulsen, 1998	1 in amm_t_Hecticoceras retrocostatum	165.5	41.83344666666667
LO	Czestochowa	Korystocysta gochtii	Poulsen, 1998	0.5 in amm_b_Sigaloceras calloviense	163.67000000000002	41.60991826666667
LO	Kimmeridge	Korystocysta pachyderma	Riding and Thomas, 1988	1 in amm_b_Ringsteadia pseudocordata	154.78	37.12691113333333
LO	Isle of Skye	Korystocysta gochtii	Riding and Thomas, 1997	0.25 in amm_b_Cardioceras cordatum	159.51999999999998	43.68004902222222
LO	Isle of Skye	Korystocysta pachyderma	Riding and Thomas, 1997	0.4 in amm_b_Perisphinctes pumilus	158.194	43.83536634888889
LO	North Sea Coast	Korystocysta gochtii	Riley and Fenton, 1982	1 in amm_b_Erymnoceras coronatum	162.91	36.57895875
LO	North Sea Coast	Korystocysta pachyderma	Riley and Fenton, 1982	1 in amm_b_Erymnoceras coronatum	162.91	36.57895875
LO	Zaragoza	Korystocysta pachyderma	Smelror et al., 1991	0 in amm_t_Idoceras planula	154.23	28.874239149999998
LO	Milne Land	Korystocysta pachyderma	Smelror, 1988a	0.5 in amm_b_Cardioceras cordatum	159.38	51.003116825
LO	North Sea Basin	Korystocysta gochtii	Copestake and Partington, 2023	1 in amm_b_Sigaloceras calloviense	163.47	43.17481802857143

Histogram