Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.18375303. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.

Distribution


Plots are based on the following information

FO/LO	Location	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
LO	Albstadt	Korystocysta aldridgei	Wiggan et al., 2017	0.5 in stage_Bajocian	169.535	37.388
FO	Cabo Mondego	Korystocysta aldridgei	Correia et al., 2019	1 in amm_t_Sonninia propinquans	170.09	30.717
LO	North Sea Compilation	Korystocysta gochtii	Copestake and Partington, 2023	1 in amm_b_Sigaloceras calloviense	163.47	40.085
LO	Czestochowa	Korystocysta gochtii	Poulsen, 1998	0.5 in amm_b_Sigaloceras calloviense	163.67	41.688
FO	Figueira Da Foz	Korystocysta gochtii	Smelror et al., 1991	0.6 in amm_t_Bullatimorphites bullatus	164.924	31.184
LO	Isle of Skye	Korystocysta gochtii	Riding and Thomas, 1997	0.25 in amm_b_Cardioceras cordatum	159.52	43.739
FO	Isle of Skye	Korystocysta gochtii	Riding and Thomas, 1997	0 in amm_b_Macrocephalites herveyi	165.29	43.1
FO	Dorset-Yorkshire	Korystocysta gochtii	Woollam and Riding, 1983	0 in amm_b_Garantiana garantiana	169.27	38.282
LO	North Sea Coast	Korystocysta gochtii	Riley and Fenton, 1982	1 in amm_b_Erymnoceras coronatum	162.91	36.579
FO	Cabo Mondego	Korystocysta gochtii	Correia et al., 2019	0.5 in amm_t_Zigzagiceras zigzag	167.87	30.928
LO	Cabo Mondego	Korystocysta gochtii	Correia et al., 2019	0.75 in amm_t_Zigzagiceras zigzag	167.72	30.942
LO	Scotian Margin	Korystocysta pachyderma	Williams et al., 1993	0.7 in stage_Oxfordian	156.805	32.33
LO	North Sea Compilation	Korystocysta pachyderma	Riding and Thomas, 1992	1 in amm_b_Ringsteadia pseudocordata	154.78	40.19
FO	Czestochowa	Korystocysta pachyderma	Poulsen, 1998	0 in amm_t_Cadomites bremeri	166.04	41.996
LO	Czestochowa	Korystocysta pachyderma	Poulsen, 1998	1 in amm_t_Hecticoceras retrocostatum	165.5	41.926
LO	Figueira Da Foz	Korystocysta pachyderma	Smelror et al., 1991	0 in amm_t_Idoceras planula	154.23	32.309
FO	Isle of Skye	Korystocysta pachyderma	Riding and Thomas, 1997	0 in amm_b_Peltoceras athleta	162.91	43.363
LO	Isle of Skye	Korystocysta pachyderma	Riding and Thomas, 1997	0.4 in amm_b_Perisphinctes pumilus	158.194	43.885
LO	Denmark synthesis	Korystocysta pachyderma	Poulsen, 1992	0 in amm_b_Pictonia baylei	154.78	44.887
LO	North Sea Coast	Korystocysta pachyderma	Riley and Fenton, 1982	1 in amm_b_Erymnoceras coronatum	162.91	36.579
LO	North Yorkshire	Korystocysta pachyderma	Riding and Thomas, 1988	1 in amm_b_Ringsteadia pseudocordata	154.78	41.379
LO	Milne Land	Korystocysta pachyderma	Smelror, 1988a	0.5 in amm_b_Cardioceras cordatum	159.38	51.003
FO	Vega	Korystocysta pachyderma	Århus et al., 1989	0.1 in amm_b_Peltoceras athleta	162.864	53.556
FO	Cabo Mondego	Korystocysta pachyderma	Correia et al., 2019	0.5 in amm_t_Parkinsonia parkinsoni	168.445	30.873
LO	Cabo Mondego	Korystocysta pachyderma	Correia et al., 2019	0.25 in amm_t_Zigzagiceras zigzag	168.02	30.914