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	Volga Basin	Wilsonidium compactum	Vasilyeva, 2014	0.5 in stage_Lutetian	44.55	49.963
LO	Volga Basin	Wilsonidium compactum	Vasilyeva, 2014	0.25 in stage_Bartonian	40.2	50.312
FO	Volga Basin	Wilsonidium compactum	Vasilyeva, 2024	0.25 in nan_c_CP13c	43.181	50.073
FO	Tarim Basin	Wilsonidium conspicuum	He Chengquan, 1991	0 in stage_Ypresian	56	38.42
LO	Tarim Basin	Wilsonidium conspicuum	He Chengquan, 1991	1 in stage_Ypresian	48.07	38.365
FO	Volga Basin	Wilsonidium imperfectum	Vasilyeva, 2014	0.85 in stage_Lutetian	42.086	50.16
LO	Volga Basin	Wilsonidium imperfectum	Vasilyeva, 2014	1 in stage_Lutetian	41.03	50.245
FO	Volga Basin	Wilsonidium michouxi	Vasilyeva, 2014	0.67 in stage_Lutetian	43.353	50.059
LO	Volga Basin	Wilsonidium michouxi	Vasilyeva, 2014	1 in stage_Lutetian	41.03	50.245
FO	North Kazachstan	Wilsonidium modicum	Iakovleva, 2016	0 in stage_Ypresian	56	51.854
LO	North Kazachstan	Wilsonidium modicum	Iakovleva, 2016	0.25 in stage_Ypresian	54.017	51.931
LO	mid-Waipara	Wilsonidium ornatum	Crouch et al., 2020	0 in mag_C22n	49.666	-48.072
FO	mid-Waipara	Wilsonidium ornatum	Crouch et al., 2020	0.25 in nan_n_NP12	52.359	-48.668
LO	ODP 1172	Wilsonidium ornatum	Bijl et al., 2013	0.5 in mag_C22r	50.217	-59.21
FO	ODP 1172	Wilsonidium ornatum	Bijl et al., 2013	1 in mag_C24n.1r	52.93	-59.563
FO	Well 10	Wilsonidium ornatum	Frieling et al. 2014	0.25 in mag_C23r	52.336	51.611
LO	Alano	Wilsonidium ornatum	Iakovleva, 2025	1 in nan_a_CNE14	40.255	36.3
FO	South Nigeria	Wilsonidium stellatum	Antolinez-Delgado and Oboh-Ikuenobe, 2007	0.75 in stage_Thanetian	56.81	-6.502
LO	South Nigeria	Wilsonidium stellatum	Antolinez-Delgado and Oboh-Ikuenobe, 2007	0.25 in stage_Ypresian	54.017	-5.997
FO	Suvlu	Wilsonidium tabulatum	King et al., 2018	0.75 in nan_n_NP11	53.221	37.97
LO	Suvlu	Wilsonidium tabulatum	King et al., 2018	0.1 in nan_n_NP13	50.461	38.241
FO	DSDP 553	Wilsonidium tabulatum	Brown and Downie, 1984	0.5 in nan_n_NP13	49.723	46.921
LO	Alano	Wilsonidium tabulatum	Iakovleva, 2025	1 in mag_C18n.1n	38.398	36.695