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
959	Perisseiasphaeridium pannosum	Masure et al., 1998	0.8 in stage_Selandian	59.724000000000004	-9.30371546
Arctic Basin	Perisseiasphaeridium pannosum	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.0867148
North Sea Compilation	Perisseiasphaeridium pannosum	Riding and Thomas, 1992	0 in amm_b_Aulacostephanus mutabilis	152.04	39.37313126666667
North Sea Compilation	Perisseiasphaeridium insolitum	Riding and Thomas, 1992	0 in amm_b_Galbanites kerberus	144.52	39.422578533333336
North Sea Compilation	Perisseiasphaeridium pannosum	Riding and Thomas, 1992	0.5 in amm_b_Pavlovia pallasioides	146.515	39.407968483333335
Haldager 1	Perisseiasphaeridium insolitum	Davey, 1982	0 in amm_b_Galbanites kerberus	144.52	43.98550942222222
Haldager 1	Perisseiasphaeridium insolitum	Davey, 1982	0 in amm_b_Paracraspedites oppressus	144.13	43.97580318888889
Volga Basin	Perisseiasphaeridium ingegerdiae	Harding et al., 2011	0 in amm_r_Virgatites virgatus	145.1	46.74877733333333
Australia Synthesis	Perisseiasphaeridium inusitatum	Helby et al., 1987	0.4 in stage_Berriassian	140.94	-63.919968777777775
Australia Synthesis	Perisseiasphaeridium inusitatum	Helby et al., 1987	0.75 in stage_Tithonian	144.635	-62.57102691666667
Denmark1	Perisseiasphaeridium pannosum	Poulsen, 1992	0.5 in amm_b_Aulacostephanus mutabilis	151.515	43.13644872142857
Kimmeridge	Perisseiasphaeridium pannosum	Riding and Thomas, 1988	0 in amm_b_Aulacostephanus mutabilis	152.04	36.859277066666664
Kimmeridge	Perisseiasphaeridium pannosum	Riding and Thomas, 1988	0 in amm_b_Pavlovia rotunda	146.27	37.018481612500004
Isle of Skye	Perisseiasphaeridium pannosum	Riding and Thomas, 1997	0.8 in amm_b_Pictonia baylei	153.67600000000002	43.66194615333333
Isle of Skye	Perisseiasphaeridium pannosum	Riding and Thomas, 1997	0.7 in amm_b_Ringsteadia pseudocordata	155.512	43.74523017333333
North Sea Basin	Perisseiasphaeridium insolitum	Copestake and Partington, 2023	1 in amm_b_Subcraspedites lamplughi	141.75	42.6541775
North Sea Basin	Perisseiasphaeridium pannosum	Copestake and Partington, 2023	0.1 in amm_b_Aulacostephanus mutabilis	151.935	42.60172475
North Sea Basin	Perisseiasphaeridium pannosum	Copestake and Partington, 2023	1 in amm_b_Pectinatites hudlestoni	147.36	42.625286

Histogram