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
FO	Moray Firth	Perisseiasphaeridium cretaceum	Duxbury, 2018	0.5 in stage_Valanginian	135.15	44.47
LO	Moray Firth	Perisseiasphaeridium cretaceum	Duxbury, 2018	1 in stage_Valanginian	132.6	44.425
FO	Vocontian Basin	Perisseiasphaeridium cretaceum	Duxbury, 2024	0.75 in amm_t_Tirnovella alpillensis	137.812	30.12
LO	Vocontian Basin	Perisseiasphaeridium cretaceum	Duxbury, 2024	0.5 in amm_t_Neocomites neocomiensiformis	136.36	30.05
LO	Volga Basin	Perisseiasphaeridium ingegerdiae	Harding et al., 2011	0 in amm_r_Virgatites virgatus	145.1	46.293
LO	Yorkshire	Perisseiasphaeridium ingegerdiae	Nøhr-Hansen, 1986	0.5 in stage_Kimmeridgian	152.01	39.089
FO	Yorkshire	Perisseiasphaeridium ingegerdiae	Nøhr-Hansen, 1986	0 in amm_b_Aulacostephanus mutabilis	152.04	39.092
LO	Yorkshire	Perisseiasphaeridium ingegerdiae	Nøhr-Hansen, 1986	1 in amm_b_Aulacostephanus eudoxus	149.63	39.132
LO	North Sea Compilation	Perisseiasphaeridium insolitum	Copestake and Partington, 2023	1 in amm_b_Subcraspedites lamplughi	141.75	39.838
FO	North Sea Compilation	Perisseiasphaeridium insolitum	Riding and Thomas, 1992	0 in amm_b_Galbanites kerberus	144.52	39.936
FO	Haldager 1	Perisseiasphaeridium insolitum	Davey, 1982	0 in amm_b_Galbanites kerberus	144.52	43.986
LO	Haldager 1	Perisseiasphaeridium insolitum	Davey, 1982	0 in amm_b_Paracraspedites oppressus	144.13	43.976
LO	Australia synthesis	Perisseiasphaeridium inusitatum	Helby et al., 1987	0.4 in stage_Berriasian	140.94	-50.903
FO	Australia synthesis	Perisseiasphaeridium inusitatum	Helby et al., 1987	0.75 in stage_Tithonian	144.635	-48.97
FO	North Sea Compilation	Perisseiasphaeridium pannosum	Copestake and Partington, 2023	0.1 in amm_b_Aulacostephanus mutabilis	151.935	40.171
LO	North Sea Compilation	Perisseiasphaeridium pannosum	Copestake and Partington, 2023	1 in amm_b_Pectinatites hudlestoni	147.36	40.036
FO	North Sea Compilation	Perisseiasphaeridium pannosum	Riding and Thomas, 1992	0 in amm_b_Aulacostephanus mutabilis	152.04	40.172
LO	North Sea Compilation	Perisseiasphaeridium pannosum	Riding and Thomas, 1992	0.5 in amm_b_Pavlovia pallasioides	146.515	40.006
FO	Arctic Basin	Perisseiasphaeridium pannosum	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.231
LO	Isle of Skye	Perisseiasphaeridium pannosum	Riding and Thomas, 1997	0.8 in amm_b_Pictonia baylei	153.676	44.384
FO	Isle of Skye	Perisseiasphaeridium pannosum	Riding and Thomas, 1997	0.7 in amm_b_Ringsteadia pseudocordata	155.512	44.182
FO	Denmark synthesis	Perisseiasphaeridium pannosum	Poulsen, 1992	0.5 in amm_b_Aulacostephanus mutabilis	151.515	44.612
FO	North Yorkshire	Perisseiasphaeridium pannosum	Riding and Thomas, 1988	0 in amm_b_Aulacostephanus mutabilis	152.04	41.465
LO	North Yorkshire	Perisseiasphaeridium pannosum	Riding and Thomas, 1988	0 in amm_b_Pavlovia rotunda	146.27	41.377
LO	Wollaston	Perisseiasphaeridium pannosum	Alsen et al., 2023	1 in amm_b_Aulacostephanus eudoxus	149.63	54.715
FO	Wollaston	Perisseiasphaeridium pannosum	Alsen et al., 2023	0.3 in stage_Tithonian	147.398	54.562