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	400A	Downiesphaeridium armatum	Davey, 1979	1 in nan_u_BC22	113.17346250000001	38.6594704486875
FO	Pueblo	Downiesphaeridium armatum	Dodsworth, 2000	0.85 in plfor_A_Rotalipora cushmani	98.09148749999999	45.663194757325
FO	748	Downiesphaeridium armatum	Mohr and Mao, 1997	0 in nan_n_CC22	76.76555	-60.15159409154167
FO	Bohemian Basin	Downiesphaeridium armatum	Olde et al., 2015	0.5 between 0 nan_u_UC5c 1 nan_u_UC6	93.9075	42.774626985
FO	east Kent	Downiesphaeridium aciculare	Prince et al., 2008	0.4 in amm_b_Peroniceras tridorsatum	88.87	45.09076181428572
FO	Rodmell	Downiesphaeridium armatum	Tocher and Jarvis, 1996	0.5 in amm_b_Acanthoceras rhotomagense	95.875	43.46060508333333
LO	400A	Downiesphaeridium armatum	Davey, 1979	0.5 in nan_u_BC25	106.11532500000001	39.276104631375
LO	748	Downiesphaeridium armatum	Mohr and Mao, 1997	0.5 in nan_n_CC23	74.05035500000001	-60.33978651965416
LO	748	Downiesphaeridium flexuosum	Mao and Mohr, 1992	0.6 in nan_n_CC23	73.68968400000001	-60.36478492722333
LO	Bohemian Basin	Downiesphaeridium aciculare	Olde et al., 2015	0.75 in nan_u_UC9c	87.75750000000001	43.3316095
LO	east Kent	Downiesphaeridium armatum	Prince et al., 2008	0.95 in amm_b_Placenticeras polyopsis	83.965	44.22943680714286
LO	east Kent	Downiesphaeridium aciculare	Prince et al., 2008	0 in amm_b_Scaphites hippocrepis III	81.53	43.8237782
LO	Fumichon	Downiesphaeridium armatum	Tocher and Jarvis, 1994	0.6 in amm_t_Acanthoceras jukesbrownei	95.55	41.788424400000004

Histogram