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	Chiropteridium galea	Biffi and Manum, 1988	0.5 in nan_n_NN2	20.93	37.793228715246855
Marche	Chiropteridium galea	Biffi and Manum, 1988	0.25 in plfor_A_P20	30.006125	36.539287701126604
Marche	Chiropteridium lobospinosum	Biffi and Manum, 1988	0.75 in nan_n_NP25	24.046999999999997	37.36282718346673
Massignano_Monte Cagnero	Chiropteridium galea	Brinkhuis and Biffi, 1993	0.75 in mag_C13r	34.07	35.54370507694478
North Sea Compilation	Chiropteridium galea	Powell, 1992	0.55 in nan_n_NP23	29.332315	45.43789034815
North Sea Compilation	Chiropteridium galea	Powell, 1992	0.85 in nan_n_NP24	26.858495	45.61117738111429
North Sea Compilation	Chiropteridium lobospinosum	Powell, 1992	0.55 in nan_n_NP23	29.332315	45.43789034815
North Sea Compilation	Chiropteridium lobospinosum	Powell, 1992	0.15 in plfor_A_P22	26.41959	45.67297269708571
Chesapeak Bay	Chiropteridium galea	De Verteuil and Norris, 1996	0.25 in nan_n_NN2	21.805	35.5870920125
Jylland	Chiropteridium galea	Dybkjaer and Piasecki, 2010	0.2 in nan_n_NN2	21.98	49.67810795
1406	Chiropteridium lobospinosum	Egger et al., 2016	0.5 in mag_C12r	32.0955	34.35562274857143
1406	Chiropteridium galea	Egger et al., 2016	0.1 in mag_C11r	30.5289	34.56257508457143
338	Chiropteridium galea	Eldrett and Harding, 2009	0 in mag_C13n	33.726	60.605724263999996
338	Chiropteridium lobospinosum	Eldrett and Harding, 2009	0 in mag_C13n	33.726	60.605724263999996
643	Chiropteridium galea	Eldrett et al., 2004	0.5 in mag_C13n	33.47	60.37590545
643	Chiropteridium lobospinosum	Eldrett et al., 2004	0.5 in mag_C13n	33.47	60.37590545
913	Chiropteridium lobospinosum	Eldrett et al., 2004	0 in mag_C13n	33.726	65.6908434
913	Chiropteridium galea	Eldrett et al., 2004	0.9 in mag_C13n	33.2652	65.73420468
985	Chiropteridium lobospinosum	Eldrett et al., 2019	0.5 in mag_C13n	33.47	58.95089243333333
Scotian Margin	Chiropteridium galea	Williams et al., 1993	0.5 in stage_Lutetian	44.55	37.796633
Scotian Margin	Chiropteridium galea	Williams et al., 2004 sensu Fensome et al., 2008	0.25 between 0 nan_n_NP25 1 nan_n_NN2	24.902500000000003	39.676816975
647	Chiropteridium galea	Firth et al., 2013	0.9 in mag_C13r	33.8636	46.230032412444444
647	Chiropteridium galea	Head and Norris, 1989	0.5 in nan_n_NP24	26.971650000000004	47.004922673900005
647	Chiropteridium lobospinosum	Head and Norris, 1989	0.5 in nan_n_NP23	29.57665	46.76451028533334
647	Chiropteridium lobospinosum	Head and Norris, 1989	0.5 in nan_n_NP24	26.971650000000004	47.004922673900005
Central North Sea	Chiropteridium lobospinosum	Gradstein et al., 1992	0.5 in nan_n_NN1	22.903	53.36875673
Central North Sea	Chiropteridium lobospinosum	Gradstein et al., 1992	0 in nan_n_NP21	34.44	52.5900756
Kysing-4	Chiropteridium eocenicum	Heilmann-Clausen and Van Simaeys, 2005	0 in nan_n_NP17	39.226800000000004	48.558544348727274
synthesis N Germany	Chiropteridium lobospinosum	Köthe, 2012	0.75 in nan_n_NP22	32.245000000000005	45.90291071666667
synthesis N Germany	Chiropteridium lobospinosum	Köthe, 2012	0.6 in nan_n_NP24	26.939320000000002	46.03475926548572
synthesis N Germany	Chiropteridium galea	Köthe, 2012	0.67 in nan_n_NP22	32.317	45.90359239666667
Contessa	Chiropteridium lobospinosum	Wilpshaar et al., 1996	0.33 in mag_C12n	30.84962	36.25302388
Lemme	Chiropteridium lobospinosum	Powell, 1986	0.6 in plfor_A_N4	22.08404	39.43287343777565
Lemme	Chiropteridium galea	Powell, 1986	0.75 in plfor_A_N4	21.722525	39.48222933489507
Jutland	Chiropteridium galea	Śliwińska et al., 2012	0.1 in mag_C9r	27.817	49.24344809
Shukheir-1	Chiropteridium galea	Soliman et al., 2012	1 in nan_n_NN2	19.18	22.0851748
Shukheir-1	Chiropteridium galea	Soliman et al., 2012	0.5 in nan_n_NN3	18.560000000000002	22.290219292307693
Boom Doel	Chiropteridium galea	Stover and Hardenbol, 1994	0.5 in nan_n_NP21	33.68	43.73905491428572
block15	Chiropteridium plexus	Torricelli et al., 2022	0.5 in nan_c_CP19	25.746650000000002	-12.704531000000001
block15	Chiropteridium plexus	Torricelli et al., 2022	1 in nan_c_CP19	24.36	-12.5104
Angola	Chiropteridium plexus	Torricelli et al., 2022	0.33 in nan_c_CP19b	26.0015	-14.51603763
Angola	Chiropteridium plexus	Torricelli et al., 2022	0 in nan_c_CN1	24.36	-14.1152912
Crimea	Chiropteridium eocenicum	Vasilyeva and Musatov, 2022	0.67 in nan_a_CNE13	42.2608892	19.519219129257

Histogram