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
Marche	Hystrichosphaeropsis rectangularis	Biffi and Manum, 1988	0 in nan_n_NP22	32.92	35.80786693614361
Marche	Hystrichosphaeropsis rectangularis	Biffi and Manum, 1988	0.25 in plfor_A_P20	30.006125	36.539287701126604
Marche	Hystrichosphaeropsis obscura	Montanari et al., 1997	0.5 in mag_C6n	19.0855	38.17298202539406
Marche	Hystrichosphaeropsis minimum	Zevenboom, 1995	0.5 in mag_C5ADn	14.386	39.464571478001034
U1356A	Hystrichosphaeropsis obscura	Bijl et al., 2018	0.75 in mag_C5Bn	14.87775	-59.22885471136364
Massignano_Monte Cagnero	Hystrichosphaeropsis rectangularis	Brinkhuis and Biffi, 1993	0.75 in mag_C13r	34.07	35.54370507694478
548	Hystrichosphaeropsis obscura	Brown and Downie, 1985	0.5 in nan_n_NN5	14.260200000000001	44.27686081858823
548	Hystrichosphaeropsis ovum	Brown and Downie, 1985	0.75 in nan_n_NP12	51.2169175	39.50542984111448
548	Hystrichosphaeropsis ovum	Brown and Downie, 1985	0.75 in nan_n_NP12	51.2169175	39.50542984111448
548	Hystrichosphaeropsis obscura	Brown and Downie, 1985	0 in nan_n_NP15	46.723	40.107517812105264
nw Pacific	Hystrichosphaeropsis obscura	Bujak and Matsuoka, 1986	0.5 in stage_Burdigalian	18.22	51.6262
nw Pacific	Hystrichosphaeropsis obscura	Bujak and Matsuoka, 1986	0.5 in stage_Langhian	14.905000000000001	50.93005
North Sea Central Graben	Hystrichosphaeropsis costae	Bujak and Mudge, 1994	0.25 in nan_n_NP15	45.889075	49.58490339143421
North Sea Compilation	Hystrichosphaeropsis obscura	Powell, 1992	0.33 in plfor_A_N17	7.6362	50.103565549882354
North Sea Compilation	Hystrichosphaeropsis obscura	Powell, 1992	0.9 in nan_n_NN1	22.7246	46.193206174857146
611	Hystrichosphaeropsis obscura	Mudie, 1987	0.5 in nan_n_NN12	5.305	48.381945542857146
Chesapeak Bay	Hystrichosphaeropsis obscura	De Verteuil and Norris, 1996	0.8 in nan_n_NN11	6.082	36.52351296941176
Buenaventura 1-ST-P	Hystrichosphaeropsis obscura	Duque-Herrera et al., 2018	1 in nan_n_NN11	5.53	2.5258
Jylland	Hystrichosphaeropsis obscura	Dybkjaer and Piasecki, 2010	0.33 in nan_n_NN11	7.379199999999999	53.55506567905882
338	Hystrichosphaeropsis costae	Eldrett and Harding, 2009	0.25 in mag_C21n	47.37875	59.24314406166667
913	Hystrichosphaeropsis costae	Eldrett et al., 2004	0 in mag_C21n	47.76	61.9881952
Scotian Margin	Hystrichosphaeropsis ovum	Williams et al., 1993	0.85 in stage_Albian	102.405	40.830689407499996
Scotian Margin	Hystrichosphaeropsis ovum	Williams et al., 1993	0.9 in stage_Campanian	73.318	38.17092518333333
Scotian Margin	Hystrichosphaeropsis obscura	Williams et al., 1993	0.5 in stage_Chattian	25.165	39.688394349999996
Scotian Margin	Hystrichosphaeropsis obscura	Fensome et al., 2008	0.25 between 0 nan_n_NN10 1 nan_n_NN11	8.59	41.3935458
Australia Synthesis	Hystrichosphaeropsis galeata	Helby et al., 1987	0.65 in stage_Albian	104.945	-60.0163143875
Australia Synthesis	Hystrichosphaeropsis galeata	Helby et al., 1987	0.67 in stage_Cenomanian	96.078	-58.738158505
M8, Hartuv B	Hystrichosphaeropsis ovum	Hoek et al., 1996	1 in nan_n_CC24	70.14300000000001	14.454472901666666
poigny	Hystrichosphaeropsis quasicribrata	Pearce et al., 2022	0.25 in nan_u_UC15a	80.51002499999998	40.17260278216666
poigny	Hystrichosphaeropsis quasicribrata	Pearce et al., 2022	1 in nan_u_UC15d	75.85	39.567017
Suvlu	Hystrichosphaeropsis complanata	King et al., 2018	1 in nan_n_NP12	50.64589	38.294414793275
Suvlu	Hystrichosphaeropsis complanata	King et al., 2018	0.6 in nan_n_NP12	51.559534	38.209626345965
Omsk No. 8	Hystrichosphaeropsis quasicribrata	Lebedeva et al., 2013	0.2 in mag_C31r	71.01500000000001	51.61936788571429
Bordeaux	Hystrichosphaeropsis obscura	Londeix and Jan du Chene, 1998	0.6 in nan_n_NN2	20.58	38.596535020000005
Oga	Hystrichosphaeropsis obscura	Matsuoka et al., 1987	1 in plfor_A_N11	13.4	27.157590625
Contessa	Hystrichosphaeropsis minimum	Zevenboom, 1995	0.5 in mag_C7An	24.71	37.22567673818665
Lemme	Hystrichosphaeropsis obscura	Powell, 1986	0.75 in plfor_A_P22	24.37995	39.119423932899075
east Kent	Hystrichosphaeropsis ovum	Prince et al., 2008	0.3 in amm_b_Scaphites hippocrepis III	81.362	43.80211628
Dan Field	Hystrichosphaeropsis perforata	Schiøler, 1993	0.55 in stage_Maastrichtian	68.7985	45.64289070833333
Dan Field	Hystrichosphaeropsis perforata	Schiøler, 1993	0.67 in stage_Maastrichtian	68.0629	45.546792741666664
907	Hystrichosphaeropsis obscura	Schreck and Matthiessen, 2014	0.75 in mag_C3Br	7.2947500000000005	65.49864546568182
Jutland	Hystrichosphaeropsis obscura	Śliwińska et al., 2012	0.25 in mag_C8n.2n	25.816249999999997	49.561360595833335
Shukheir-1	Hystrichosphaeropsis minimum	Soliman et al., 2012	0.25 in nan_n_NN3	18.87	22.187697046153847
Shukheir-1	Hystrichosphaeropsis obscura	Soliman et al., 2012	0 in nan_n_NN3	19.18	22.0851748
Massignano	Hystrichosphaeropsis rectangularis	Van Mourik and Brinkhuis, 2005	0.5 in mag_C13r	34.414	35.73919902520823
Gulf Coast1	Hystrichosphaeropsis obscura	Wrenn and Kokinos, 1986	0.5 in plfor_A_N17	7.15	28.4364087

Histogram