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	Arctic Basin	Tanyosphaeridium isocalamus	Bujak et al., 2022	0 in amm_b_Pectinatites scitulus	148.67	71.9771851
FO	Omsk No. 8	Tanyosphaeridium isocalamus	Lebedeva et al., 2013	0 in mag_C31r	71.45100000000002	51.66083024
FO	Nordvik Peninsula	Tanyosphaeridium isocalamus	Nikitenko et al., 2008	0.4 in amm_sa_Craspedites okensis	144.134	75.87711317
FO	Landana	Tanyosphaeridium isocalamus	Steeman et al., 2020	0.4 in plfor_B_P3b	61.21365	-9.770320863
LO	Nordvik Peninsula	Tanyosphaeridium isocalamus	Nikitenko et al., 2008	0.07 in amm_s_Unzoned	137.37720000000002	73.757133386
LO	Landana	Tanyosphaeridium isocalamus	Steeman et al., 2020	1 in plfor_B_P3b	60.7575	-9.76273965

Distribution


Histogram


Map