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
LO	ODP 748	Isabelidinium acuminatum	Mohr and Mao Shaozhi, 1997	1 in nan_n_CC22	75.854	-60.475
FO	ODP 748	Isabelidinium acuminatum	Mohr and Mao Shaozhi, 1997	0.75 in nan_e_Marthasterites furcatus	93.572	-61.487
FO	ODP 959	Isabelidinium acuminatum	Masure et al., 1998	0 in stage_Santonian	85.7	-6.416
FO	DSDP 364	Isabelidinium acuminatum	Morgan, 1977	0.5 in nan_n_CC10a	95.03	-23.208
FO	Isle of Wright	Isabelidinium acuminatum	Clarke and Verdier, 1967	0.5 in stage_Santonian	84.675	42.784
LO	Isle of Wright	Isabelidinium acuminatum	Clarke and Verdier, 1967	1 in stage_Campanian	72.17	41.042
LO	Rif	Isabelidinium acuminatum	Slimani et al., 2016	0.5 in stage_Maastrichtian	69.105	23.869
FO	Rif	Isabelidinium acuminatum	Slimani et al., 2016	0.6 in stage_Campanian	76.762	24.398
FO	MacKenzie	Isabelidinium acuminatum	Williams et al., 2025	0.15 in stage_Campanian	81.928	77.194
LO	MacKenzie	Isabelidinium acuminatum	Williams et al., 2025	0.4 in stage_Campanian	79.058	77.243
FO	Treeless Creek	Isabelidinium acuminatum	Williams et al., 2025	0.75 in stage_Coniacian	86.622	77.011
FO	East Coast Basin	Isabelidinium acuminatum	Schiøler and Crampton, 2014	0.7 in stage_Cenomanian	95.88	-71.045
LO	North Sea Compilation	Isabelidinium amphiatum	Costa and Davey, 1992	0.7 in amm_b_Bostrychoceras polyplocum	78.781	43.949
FO	North Sea Compilation	Isabelidinium amphiatum	Costa and Davey, 1992	1 in amm_b_Subprionocyclus neptuni	89.6	45.047
FO	Bohemian Basin	Isabelidinium amphiatum	Olde et al., 2015	0.75 in nan_u_UC9a	89.994	43.348
LO	Bohemian Basin	Isabelidinium amphiatum	Olde et al., 2015	1 in nan_u_UC9c	87.18	43.256
FO	MacKenzie	Isabelidinium amphiatum	Williams et al., 2025	0.5 in stage_Campanian	77.91	77.331
LO	MacKenzie	Isabelidinium amphiatum	Williams et al., 2025	0.25 in stage_Maastrichtian	70.638	77.886
LO	Gulf	Isabelidinium armatum	Srivastava, 1995	1 in plfor_A_Radotruncana calcarata	74.201	34.291
FO	Gulf	Isabelidinium armatum	Srivastava, 1995	1 in plfor_A_Dicarinella asymetrica	79.33	33.952
LO	ODP 748	Isabelidinium bakeri	Mao Shaozhi and Mohr, 1992	0.55 in nan_n_CC24	71.09	-60.709
FO	ODP 748	Isabelidinium bakeri	Mohr and Mao Shaozhi, 1997	0 in nan_n_CC22	76.766	-60.43
LO	Rif	Isabelidinium bakeri	Slimani et al., 2016	1 in stage_Danian	61.66	23.174
LO	Rif	Isabelidinium bakeri	Slimani et al., 2016	0.8 in stage_Maastrichtian	67.266	23.742
FO	Rif	Isabelidinium bakeri	Slimani et al., 2016	0.6 in stage_Maastrichtian	68.492	23.827
LO	Arctic Basin	Isabelidinium bakeri	Williams et al., 2025	0.6 in stage_Santonian	84.47	75.102
FO	Landana	Isabelidinium bakeri	Steeman et al., 2020	0.9 in plfor_B_P3b	60.834	-9.676
LO	Landana	Isabelidinium bakeri	Steeman et al., 2020	0.5 in plfor_B_P4	58.929	-9.5
FO	Disko	Isabelidinium bakeri	Piasecki et al., 1992	0 in nan_n_NP5	61.274	56.701
LO	Disko	Isabelidinium bakeri	Piasecki et al., 1992	1 in nan_n_NP6	58.973	56.636
FO	Hornby Island	Isabelidinium bakeri	McLachlan et al., 2018	0.5 in mag_C32r.1n	74.001	56.059
LO	Rif	Isabelidinium belfastense	Slimani et al., 2016	0.65 in stage_Maastrichtian	68.186	23.806
LO	Meer	Isabelidinium belfastense	Slimani et al., 2011	0.5 in stage_Maastrichtian	69.105	41.741
FO	Marlborough	Isabelidinium belfastense	Schiøler and Wilson, 1998	0.5 in stage_Santonian	84.675	-66.729
FO	Campbell Island	Isabelidinium campbellensis	Wilson, 1967b	0 in stage_Maastrichtian	72.17	-67.692
LO	Campbell Island	Isabelidinium campbellensis	Wilson, 1967b	1 in stage_Maastrichtian	66.04	-63.658
FO	Landana	Isabelidinium cingulatum	Steeman et al., 2020	0.5 in plfor_B_P3b	61.138	-9.653
LO	Landana	Isabelidinium cingulatum	Steeman et al., 2020	0.2 in plfor_B_P5	56.881	-9.041
LO	Angora Road Tawanui	Isabelidinium cingulatum	Crouch et al., 2014	0.75 in nan_n_NP5	59.838	-49.019
FO	ODP 1121	Isabelidinium cingulatum	Crouch et al., 2014	0.1 in nan_n_NP4	63.084	-61.27
LO	ODP 748	Isabelidinium cooksoniae	Mohr and Mao Shaozhi, 1997	0.25 in nan_n_CC24	71.721	-60.678
LO	Scotian Margin	Isabelidinium cooksoniae	Fensome et al., 2008	0.25 between 0 nan_c_NC22 1 nan_n_NP8	66.19	37.962
FO	North Sea Compilation	Isabelidinium cooksoniae	Costa and Davey, 1992	0 in amm_b_Collignoniceras woollgari	92.9	45.465
LO	North Sea Compilation	Isabelidinium cooksoniae	Costa and Davey, 1992	0.9 in stage_Maastrichtian	66.653	42.88
LO	North Sea Compilation	Isabelidinium cooksoniae	Costa and Davey, 1992	0.95 in stage_Maastrichtian	66.347	42.853
LO	Stevns Klint	Isabelidinium cooksoniae	Surlyk et al., 2013	1 in nan_u_UC20c	67.279	45.646
FO	Australia synthesis	Isabelidinium cooksoniae	Helby et al., 1987	0.55 in stage_Santonian	84.573	-50.51
LO	Australia synthesis	Isabelidinium cooksoniae	Helby et al., 1987	0.75 in stage_Santonian	84.163	-50.314
FO	Omsk No. 8	Isabelidinium cooksoniae	Lebedeva et al., 2013	0.2 in mag_C31r	71.015	51.584
LO	Omsk No. 8	Isabelidinium cooksoniae	Lebedeva et al., 2013	0.8 in nan_n_CC24	70.564	51.552
LO	Rif	Isabelidinium cooksoniae	Slimani et al., 2016	0.8 in stage_Maastrichtian	67.266	23.742
FO	Rif	Isabelidinium cooksoniae	Slimani et al., 2016	0.6 in stage_Maastrichtian	68.492	23.827
LO	6711	Isabelidinium cooksoniae	Radmacher et al., 2015	0.6 in stage_Maastrichtian	68.492	58.238
FO	Disko	Isabelidinium cooksoniae	Piasecki et al., 1992	0.1 in nan_n_NP5	61.083	56.677
LO	Disko	Isabelidinium cooksoniae	Piasecki et al., 1992	1 in nan_n_NP6	58.973	56.636
FO	Labrador Sea	Isabelidinium cooksoniae	Nøhr-Hansen, 2025	0.29 in stage_Turonian	92.592	56.923
LO	Labrador Sea	Isabelidinium cooksoniae	Nøhr-Hansen, 2025	0.67 in stage_Maastrichtian	68.063	53.257
FO	Meer	Isabelidinium cooksoniae	Slimani et al., 2011	0.6 in stage_Campanian	76.762	42.425
LO	Meer	Isabelidinium cooksoniae	Slimani et al., 2011	0.71 in stage_Maastrichtian	67.818	41.626
LO	Meer	Isabelidinium cooksoniae	Slimani et al., 2011	0.55 in stage_Maastrichtian	68.798	41.713
FO	DSDP 612	Isabelidinium cooksoniae	Tocher, 1987	0.6 in plfor_B_Globotruncanella havanensis	74.543	37.706
LO	ODP 748	Isabelidinium cretaceum	Mohr and Mao Shaozhi, 1997	0.5 in nan_n_CC24	71.195	-60.704
FO	ODP 748	Isabelidinium cretaceum	Mohr and Mao Shaozhi, 1997	0.5 in nan_n_CC23	74.05	-60.563
FO	Scotian Margin	Isabelidinium cretaceum	Williams et al., 1993	0.6 in stage_Campanian	76.762	38.293
LO	Scotian Margin	Isabelidinium cretaceum	Williams et al., 1993	0.7 in stage_Danian	62.974	37.521
LO	Australia synthesis	Isabelidinium cretaceum	Helby et al., 1987	0.05 in stage_Maastrichtian	71.864	-48.331
FO	Australia synthesis	Isabelidinium cretaceum	Helby et al., 1987	0.4 in stage_Santonian	84.88	-50.658
LO	Disko	Isabelidinium cretaceum	Piasecki et al., 1992	0.5 in nan_n_NP5	60.317	56.582
LO	Labrador Sea	Isabelidinium cretaceum	Nøhr-Hansen, 2025	0.72 in stage_Maastrichtian	67.756	53.226
LO	Meer	Isabelidinium cretaceum	Slimani et al., 2011	0.7 in stage_Campanian	75.614	42.322
FO	Marlborough	Isabelidinium cretaceum	Schiøler and Wilson, 1998	0.25 in stage_Santonian	85.188	-67.058
LO	Marlborough	Isabelidinium cretaceum	Schiøler and Wilson, 1998	0.2 in stage_Campanian	81.354	-64.598
FO	ODP 748	Isabelidinium cretaceum ssp. gravidum	Mao Shaozhi and Mohr, 1992	0 in stage_Maastrichtian	72.17	-60.656
LO	ODP 748	Isabelidinium cretaceum ssp. gravidum	Mao Shaozhi and Mohr, 1992	1 in stage_Maastrichtian	66.04	-60.957
LO	ODP 748	Isabelidinium cretaceum ssp. oviforme	Mao Shaozhi and Mohr, 1992	0.75 in nan_n_CC23	73.149	-60.608
FO	ODP 748	Isabelidinium cretaceum ssp. oviforme	Mao Shaozhi and Mohr, 1992	0 in nan_n_CC23	75.854	-60.475
FO	Bornholm	Isabelidinium foucheri	Schiøler, 1992	0 in stage_Coniacian	89.39	47.523
LO	Bornholm	Isabelidinium foucheri	Schiøler, 1992	1 in stage_Coniacian	85.7	47.279
FO	North Sea Compilation	Isabelidinium gallium	Costa and Davey, 1992	0 in amm_b_Dimorphoplites biplicatus	108.11	44.296
FO	DSDP 400A	Isabelidinium gallium	Davey, 1979b	0 in nan_u_BC27	103.274	39.824
FO	Central Danish Trough	Isabelidinium gallium	Heilmann-Clausen, 1987	0 in amm_b_Pervenquieria fallax	103.13	48.123
LO	Central Danish Trough	Isabelidinium gallium	Heilmann-Clausen, 1987	0 in amm_b_Praeschloenbachia rostratum	101.72	48.249
LO	Scotian Margin	Isabelidinium glabrum	Fensome et al., 2008	0.25 between 1 nan_c_NC22 1 nan_n_NP8	66.052	37.958
FO	Australia synthesis	Isabelidinium glabrum	Helby et al., 1987	0.25 in stage_Turonian	92.772	-54.666
LO	Australia synthesis	Isabelidinium glabrum	Helby et al., 1987	0.5 in stage_Turonian	91.645	-54.057
LO	Marlborough	Isabelidinium glabrum	Schiøler and Wilson, 1998	0.8 in stage_Coniacian	86.438	-67.86
FO	se England	Isabelidinium globosum	Davey, 1970	0 in stage_Cenomanian	100.5	43.221
LO	se England	Isabelidinium globosum	Davey, 1970	1 in stage_Cenomanian	93.9	43.653
FO	Gippsland	Isabelidinium greenense	Marshall, 1990a	0 in stage_Campanian	83.65	-62.942
LO	Gippsland	Isabelidinium greenense	Marshall, 1990a	1 in stage_Campanian	72.17	-59.176
LO	ODP 748	Isabelidinium korojonense	Mao Shaozhi and Mohr, 1992	0.75 in nan_n_CC24	70.669	-60.729
FO	ODP 748	Isabelidinium korojonense	Mohr and Mao Shaozhi, 1997	0 in stage_Campanian	83.65	-60.249
FO	Australia synthesis	Isabelidinium korojonense	Helby et al., 1987	0.4 in stage_Campanian	79.058	-49.004
LO	Australia synthesis	Isabelidinium korojonense	Helby et al., 1987	0.05 in stage_Maastrichtian	71.864	-48.331
LO	ODP 748	Isabelidinium magnum	Mao Shaozhi and Mohr, 1992	0.9 in nan_n_CC22	75.945	-60.47
FO	ODP 748	Isabelidinium magnum	Mohr and Mao Shaozhi, 1997	0.52 in stage_Campanian	77.68	-60.385
FO	North Sea Compilation	Isabelidinium magnum	Costa and Davey, 1992	0 in amm_b_Calycoceras guerangeri	95.47	45.468
LO	North Sea Compilation	Isabelidinium magnum	Costa and Davey, 1992	1 in amm_b_Prionocyclus germani	89.49	45.033
FO	Arctic Basin	Isabelidinium magnum	Nøhr-Hansen, 2025	0.7 in stage_Cenomanian	95.88	74.35
FO	Labrador Sea	Isabelidinium magnum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	57.011
LO	Northeast Greenland	Isabelidinium magnum	Nøhr-Hansen, 2025	0.8 in stage_Coniacian	86.438	58.053
FO	Northeast Greenland	Isabelidinium magnum	Nøhr-Hansen, 2025	0.75 in stage_Cenomanian	95.55	58.619
FO	Nuussuaq basin	Isabelidinium magnum	Nøhr-Hansen, 2025	0.75 in stage_Cenomanian	95.55	60.738
FO	Hold With Hope	Isabelidinium magnum	Nøhr-Hansen et al., 2019	0.7 in stage_Cenomanian	95.88	59.042
LO	Hold With Hope	Isabelidinium magnum	Nøhr-Hansen et al., 2019	0.75 in stage_Coniacian	86.622	58.577
FO	Svalbard	Isabelidinium magnum	Nøhr-Hansen, 2025	0.74 in stage_Cenomanian	95.616	71.738
FO	Marlborough	Isabelidinium marshallii	Roncaglia, 2000	0 in stage_Campanian	83.65	-66.071
LO	Marlborough	Isabelidinium marshallii	Roncaglia, 2000	1 in stage_Campanian	72.17	-59.199
LO	ODP 748	Isabelidinium microarmum	Mohr and Mao Shaozhi, 1997	0.52 in stage_Campanian	77.68	-60.385
LO	Gulf	Isabelidinium microarmum	Srivastava, 1995	1 in plfor_A_Contusotruncana plummerae	75.911	34.178
FO	Gulf	Isabelidinium microarmum	Srivastava, 1995	1 in plfor_A_Dicarinella asymetrica	79.33	33.952
FO	Omsk No. 8	Isabelidinium microarmum	Lebedeva et al., 2013	0.1 in mag_C31r	71.233	51.6
LO	Omsk No. 8	Isabelidinium microarmum	Lebedeva et al., 2013	0.5 in nan_n_CC25a	69.661	51.487
LO	Rif	Isabelidinium microarmum	Slimani et al., 2016	0.85 in stage_Campanian	73.892	24.2
FO	Rif	Isabelidinium microarmum	Slimani et al., 2016	0.6 in stage_Campanian	76.762	24.398
LO	Poigny	Isabelidinium microarmum	Pearce et al., 2022	0.9 in nan_u_UC14	81.152	39.925
FO	Poigny	Isabelidinium microarmum	Pearce et al., 2022	0.85 in nan_u_UC14	81.243	39.934
LO	Labrador Sea	Isabelidinium microarmum	Nøhr-Hansen, 2025	0.15 in stage_Campanian	81.928	54.663
FO	Northeast Greenland	Isabelidinium microarmum	Nøhr-Hansen, 2025	0.22 in stage_Campanian	81.124	57.569
LO	Nuussuaq basin	Isabelidinium microarmum	Nøhr-Hansen, 2025	0.31 in stage_Campanian	80.091	58.706
FO	Nuussuaq basin	Isabelidinium microarmum	Nøhr-Hansen, 2025	0.17 in stage_Campanian	81.698	58.873
FO	MacKenzie	Isabelidinium microarmum	Williams et al., 2025	0.15 in stage_Campanian	81.928	77.194
LO	MacKenzie	Isabelidinium microarmum	Williams et al., 2025	0.33 in stage_Maastrichtian	70.147	77.924
FO	Hold With Hope	Isabelidinium microarmum	Nøhr-Hansen et al., 2019	0.3 in stage_Campanian	80.206	58.027
FO	James Ross Island	Isabelidinium papillum	Summer, 1992	0.5 in stage_Campanian	77.91	-64.188
LO	James Ross Island	Isabelidinium papillum	Summer, 1992	1 in stage_Campanian	72.17	-65.362
FO	ODP 748	Isabelidinium pellucidum	Mohr and Mao Shaozhi, 1997	0.1 in nan_n_CC23	75.493	-60.492
FO	Australia synthesis	Isabelidinium pellucidum	Helby et al., 1987	0.5 in stage_Campanian	77.91	-48.897
LO	Australia synthesis	Isabelidinium pellucidum	Helby et al., 1987	0.5 in stage_Maastrichtian	69.105	-48.073
FO	Hor Harar	Isabelidinium pellucidum	Eshet et al., 1992	0 in plfor_B_P1a	65.734	13.715
FO	Gippsland	Isabelidinium ponticum	Marshall, 1988	0 in stage_Santonian	85.7	-64.275
LO	Gippsland	Isabelidinium ponticum	Marshall, 1988	1 in stage_Santonian	83.65	-62.942
FO	Xinjiang	Isabelidinium psilatum	Yu Jingxian and Zhang Wangping, 1980	0 in stage_Campanian	83.65	37.518
LO	Xinjiang	Isabelidinium psilatum	Yu Jingxian and Zhang Wangping, 1980	0.5 in stage_Maastrichtian	69.105	36.945
FO	Australia synthesis	Isabelidinium rhombovale	Cookson and Eisenack, 1970a	0.5 in stage_Albian	106.85	-53.964
LO	Australia synthesis	Isabelidinium rhombovale	Cookson and Eisenack, 1970a	1 in stage_Maastrichtian	66.04	-47.786
FO	Carpathians	Isabelidinium spasicum	Grigorovich, 1969b	0 in stage_Albian	113.2	39.622
LO	Carpathians	Isabelidinium spasicum	Grigorovich, 1969b	1 in stage_Maastrichtian	66.04	39.002
FO	Nuussuaq basin	Isabelidinium svartenhukense	Nøhr-Hansen, 1996	0.25 in stage_Coniacian	88.468	60.495
LO	Nuussuaq basin	Isabelidinium svartenhukense	Nøhr-Hansen, 1996	0.5 in stage_Santonian	84.675	59.563
LO	ODP 748	Isabelidinium thomasii	Mao Shaozhi and Mohr, 1992	0.5 in nan_n_CC24	71.195	-60.704
FO	ODP 748	Isabelidinium thomasii	Mohr and Mao Shaozhi, 1997	0.6 in nan_e_Broinsonia parca expansa	85.168	-60.265
LO	Australia synthesis	Isabelidinium thomasii	Helby et al., 1987	0.75 in stage_Campanian	75.04	-48.628
FO	Australia synthesis	Isabelidinium thomasii	Helby et al., 1987	0.55 in stage_Santonian	84.573	-50.51
FO	Arctic Basin	Isabelidinium thomasii	Williams et al., 2025	1 in stage_Coniacian	85.7	75.195
LO	Rif	Isabelidinium variabile	Slimani et al., 2016	0.5 in stage_Campanian	77.91	24.477
FO	Gippsland	Isabelidinium variabile	Marshall, 1988	0 in stage_Santonian	85.7	-64.275
LO	North Sea Compilation	Isabelidinium viborgense	Powell, 1988	0.5 in nan_n_NP5	60.317	42.282
LO	North Sea Compilation	Isabelidinium viborgense	Powell, 1992	0.2 in nan_n_NP6	59.281	42.36
FO	North Sea Compilation	Isabelidinium viborgense	Powell, 1992	0.05 in plfor_A_P4	60.372	42.288
LO	Viborg_1	Isabelidinium viborgense	Heilmann-Clausen, 1985	0.25 in nan_n_NP9	56.918	47.109
LO	Central Graben	Isabelidinium viborgense	Vieira et al., 2020b	0.71 in stage_Selandian	59.942	47.635
FO	Central Graben	Isabelidinium viborgense	Vieira et al., 2020b	0.43 in stage_Selandian	60.619	47.688
LO	Landana	Isabelidinium viborgense	Steeman et al., 2020	0.85 in plfor_B_P3b	60.872	-9.673
LO	Disko	Isabelidinium viborgense	Piasecki et al., 1992	0.6 in nan_n_NP5	60.125	56.559
LO	Faroe-Shetland	Isabelidinium viborgense	Mudge and Bujak, 2001	1 in plfor_B_P3b	60.758	49.666
FO	Bad tolz	Isabelidinium weidichii	Kirsch, 1991	0 in stage_Maastrichtian	72.17	35.357
LO	Bad tolz	Isabelidinium weidichii	Kirsch, 1991	0.5 in stage_Maastrichtian	69.105	35.27