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	ODP 748	Alterbidinium acutulum	Mohr and Mao Shaozhi, 1997	0.8 in nan_n_CC23	72.968	-60.616
LO	Scotian Margin	Alterbidinium acutulum	Fensome et al., 2008	0.5 in nan_c_NC21	70.241	38.089
LO	Stevns Klint	Alterbidinium acutulum	Surlyk et al., 2013	0.75 in nan_u_UC19	69.42	45.844
FO	Stevns Klint	Alterbidinium acutulum	Surlyk et al., 2013	0 in nan_u_UC16a	80.97	46.907
LO	Omsk No. 8	Alterbidinium acutulum	Lebedeva et al., 2013	0.5 in nan_n_CC25a	69.661	51.487
LO	Rif	Alterbidinium acutulum	Slimani et al., 2016	0.5 in stage_Maastrichtian	69.105	23.869
FO	Rif	Alterbidinium acutulum	Slimani et al., 2016	0.7 in stage_Campanian	75.614	24.319
LO	Labrador Sea	Alterbidinium acutulum	Nøhr-Hansen, 2025	0.31 in stage_Maastrichtian	70.27	53.481
LO	Meer	Alterbidinium acutulum	Slimani et al., 2011	0.5 in stage_Maastrichtian	69.105	41.741
FO	Southeast Greenland	Alterbidinium acutulum	Nøhr-Hansen, 2025	0.24 in stage_Maastrichtian	70.699	47.998
FO	Tarim Basin	Alterbidinium ambiguum	He Chengquan, 1991	0 in stage_Turonian	93.9	34.768
LO	Tarim Basin	Alterbidinium ambiguum	He Chengquan, 1991	1 in stage_Bartonian	37.71	38.294
FO	mid-Waipara	Alterbidinium asymmetricum	Crouch et al., 2020	0.25 in mag_C21r	48.599	-47.836
LO	McMurdo	Alterbidinium asymmetricum	Wilson, 1967a	1 in stage_Priabonian	33.9	-72.226
FO	Marlborough	Alterbidinium austrinum	Roncaglia and Schiøler 1999	0 in stage_Campanian	83.65	-66.071
LO	Marlborough	Alterbidinium austrinum	Roncaglia and Schiøler 1999	1 in stage_Campanian	72.17	-59.199
FO	Tarim Basin	Alterbidinium bellulum	He Chengquan, 1991	0 in stage_Lutetian	48.07	38.365
LO	Tarim Basin	Alterbidinium bellulum	He Chengquan, 1991	1 in stage_Bartonian	37.71	38.294
LO	Labrador Sea	Alterbidinium biaperturum	Nøhr-Hansen, 2025	0.72 in stage_Maastrichtian	67.756	53.226
FO	MacKenzie	Alterbidinium biaperturum	Williams et al., 2025	0.6 in stage_Campanian	76.762	77.418
LO	MacKenzie	Alterbidinium biaperturum	Williams et al., 2025	0.75 in stage_Maastrichtian	67.573	78.12
FO	Treeless Creek	Alterbidinium biaperturum	Williams et al., 2025	0.5 in stage_Coniacian	87.545	77.09
FO	se England	Alterbidinium bicellulum	Islam, 1983b	0 in stage_Lutetian	48.07	41.99
LO	se England	Alterbidinium bicellulum	Islam, 1983b	1 in stage_Bartonian	37.71	43.329
LO	Labrador Sea	Alterbidinium bicellulum	Nøhr-Hansen, 2025	0 in stage_Bartonian	41.03	56.884
LO	North Sea Compilation	Alterbidinium circulum	Powell, 1992	0.25 in nan_n_NP5	60.796	42.329
FO	North Sea Compilation	Alterbidinium circulum	Powell, 1992	0.5 in plfor_B_P3a	61.926	42.438
LO	Viborg_1	Alterbidinium circulum	Heilmann-Clausen, 1985	0.25 between 0 nan_n_NP5 1 nan_n_NP8	60.262	46.591
LO	Rif	Alterbidinium circulum	Slimani et al., 2016	0.5 in stage_Selandian	60.45	23.025
FO	Rif	Alterbidinium circulum	Slimani et al., 2016	0.25 in stage_Selandian	61.055	23.099
FO	East Ukraine	Alterbidinium compactum	Andreeva-Grigorovich et al., 2011	0 in stage_Selandian	61.66	41.314
LO	East Ukraine	Alterbidinium compactum	Andreeva-Grigorovich et al., 2011	1 in stage_Selandian	59.24	41.634
FO	Saskatchewan	Alterbidinium daveyi	Davey, 1970	0 in stage_Albian	113.2	60.994
LO	Saskatchewan	Alterbidinium daveyi	Davey, 1970	1 in stage_Cenomanian	93.9	62.7
FO	Saskatchewan	Alterbidinium dictyotum	Harker et al., 1990	0 in stage_Campanian	83.65	59.441
LO	Saskatchewan	Alterbidinium dictyotum	Harker et al., 1990	1 in stage_Campanian	72.17	59.285
FO	McMurdo	Alterbidinium distinctum	Wilson, 1967a	0 in stage_Ypresian	56	-72.186
LO	McMurdo	Alterbidinium distinctum	Wilson, 1967a	1 in stage_Ypresian	48.07	-72.253
FO	se England	Alterbidinium earnleyense	Islam, 1983b	0 in stage_Lutetian	48.07	41.99
LO	se England	Alterbidinium earnleyense	Islam, 1983b	1 in stage_Bartonian	37.71	43.329
FO	South Carolina	Alterbidinium ellentonense	Lucas-Clark, 2006	0 in stage_Danian	66.04	32.392
LO	South Carolina	Alterbidinium ellentonense	Lucas-Clark, 2006	0 in stage_Ypresian	56	30.603
FO	Tarim Basin	Alterbidinium emulatum	Mao Shaozhi and Norris, 1988	0 in stage_Coniacian	89.39	36.802
LO	Tarim Basin	Alterbidinium emulatum	Mao Shaozhi and Norris, 1988	1 in stage_Maastrichtian	66.04	36.871
FO	Vancouver Island	Alterbidinium fusiforme	McLachlan et al., 2025	0 in stage_Campanian	83.65	54.266
LO	Vancouver Island	Alterbidinium fusiforme	McLachlan et al., 2025	0.75 in stage_Campanian	75.04	54.543
LO	Labrador Sea	Alterbidinium ioannidesii	Nøhr-Hansen, 2025	0.2 in stage_Campanian	81.354	54.605
FO	Northeast Greenland	Alterbidinium ioannidesii	Nøhr-Hansen, 2025	0.33 in stage_Santonian	85.024	57.924
LO	Nuussuaq basin	Alterbidinium ioannidesii	Nøhr-Hansen, 2025	0.14 in stage_Campanian	82.043	58.915
FO	Hold With Hope	Alterbidinium ioannidesii	Nøhr-Hansen et al., 2019	0.33 in stage_Santonian	85.024	58.435
FO	Bocieniec	Alterbidinium ioannidesii	Jarvis et al., 2023	0 in nan_u_UC13ii	83.59	42.53
FO	Trunch borehole	Alterbidinium ioannidesii	Pearce et al., 2020	0.2 in amm_b_Placenticeras bidorsatum	83.426	44.474
FO	Trunch borehole	Alterbidinium ioannidesii	Pearce, 2010	0.33 in stage_Campanian	79.862	44.13
LO	Trunch borehole	Alterbidinium ioannidesii	Pearce, 2010	0.8 in stage_Campanian	74.466	43.656
FO	Maastricht	Alterbidinium kirschii	Slimani, 1994	0.25 in stage_Maastrichtian	70.638	41.222
LO	Maastricht	Alterbidinium kirschii	Slimani, 1994	0.5 in stage_Maastrichtian	69.105	41.021
FO	Marlborough	Alterbidinium longicornutum	Roncaglia et al., 1999	0 in stage_Maastrichtian	72.17	-59.199
LO	Marlborough	Alterbidinium longicornutum	Roncaglia et al., 1999	1 in stage_Maastrichtian	66.04	-55.609
LO	mid-Waipara	Alterbidinium mcmillanii	Willumsen, 2012	0.05 in plfor_A_P0	66.038	-55.146
FO	mid-Waipara	Alterbidinium mcmillanii	Willumsen, 2012	0 in stage_Maastrichtian	72.17	-59.359
FO	Xinjiang	Alterbidinium microverrusum	Yu Jingxian and Zhang Wangping, 1980	0 in stage_Campanian	83.65	37.518
LO	Xinjiang	Alterbidinium microverrusum	Yu Jingxian and Zhang Wangping, 1980	1 in stage_Maastrichtian	66.04	36.775
FO	MacKenzie	Alterbidinium minor	Williams et al., 2025	0.6 in stage_Coniacian	87.176	77.758
LO	MacKenzie	Alterbidinium minor	Williams et al., 2025	0.6 in stage_Campanian	76.762	77.418
LO	ODP 748	Alterbidinium minus	Mao Shaozhi and Mohr, 1992	0.6 in nan_n_CC24	70.985	-60.714
FO	ODP 748	Alterbidinium minus	Mohr and Mao Shaozhi, 1997	0.95 in stage_Santonian	83.753	-60.251
LO	Stevns Klint	Alterbidinium minus	Surlyk et al., 2013	0.25 in nan_u_UC20d	66.969	45.618
LO	Omsk No. 8	Alterbidinium minus	Lebedeva et al., 2013	0.5 in nan_n_CC25	68.981	51.438
LO	Meer	Alterbidinium minus	Slimani et al., 2011	0 in stage_Danian	66.04	41.467
FO	Meer	Alterbidinium montanaense	Slimani et al., 2011	0.55 in stage_Campanian	77.336	42.476
LO	Meer	Alterbidinium montanaense	Slimani et al., 2011	0.67 in stage_Maastrichtian	68.063	41.647
FO	Marlborough	Alterbidinium novozealandicum	Schiøler et al., 2001	0 in stage_Campanian	83.65	-66.071
LO	Marlborough	Alterbidinium novozealandicum	Schiøler et al., 2001	1 in stage_Campanian	72.17	-59.199
FO	East Ukraine	Alterbidinium nuculum	Andreeva-Grigorovich et al., 2011	0 in stage_Thanetian	59.24	41.634
LO	East Ukraine	Alterbidinium nuculum	Andreeva-Grigorovich et al., 2011	1 in stage_Ypresian	48.07	43.272
FO	East Ukraine	Alterbidinium nummuliforme	Andreeva-Grigorovich et al., 2011	0 in stage_Thanetian	59.24	41.634
LO	East Ukraine	Alterbidinium nummuliforme	Andreeva-Grigorovich et al., 2011	1 in stage_Ypresian	48.07	43.272
FO	Tarim Basin	Alterbidinium ovale	He Chengquan, 1991	0 in stage_Turonian	93.9	34.768
LO	Tarim Basin	Alterbidinium ovale	He Chengquan, 1991	1 in stage_Ypresian	48.07	38.365
FO	Kunnam	Alterbidinium papillatum	Khowaja-Ateequzzaman et al., 1991	0 in stage_Turonian	93.9	-44.753
LO	Kunnam	Alterbidinium papillatum	Khowaja-Ateequzzaman et al., 1991	1 in stage_Ypresian	48.07	-12.85
FO	East Ukraine	Alterbidinium pentangulare	Andreeva-Grigorovich et al., 2011	0 in stage_Thanetian	59.24	41.634
LO	East Ukraine	Alterbidinium pentangulare	Andreeva-Grigorovich et al., 2011	1 in stage_Ypresian	48.07	43.272
FO	mid-Waipara	Alterbidinium pentaradiatum	Crouch et al., 2014	0.25 in nan_n_NP3	64.222	-53.824
LO	mid-Waipara	Alterbidinium pentaradiatum	Crouch et al., 2014	0.75 in nan_n_NP4	61.777	-51.911
FO	Australia synthesis	Alterbidinium pentaradiatum ssp. precedum	Cookson and Eisenack, 1974	0 in stage_Danian	66.04	-47.786
LO	Australia synthesis	Alterbidinium pentaradiatum ssp. precedum	Cookson and Eisenack, 1974	1 in stage_Thanetian	56	-45.002
FO	South Africa Synthesis	Alterbidinium pilosum	Davey, 1969b	0 in stage_Campanian	83.65	-48.849
LO	South Africa Synthesis	Alterbidinium pilosum	Davey, 1969b	1 in stage_Maastrichtian	66.04	-50.19
FO	East Ukraine	Alterbidinium prominense	Andreeva-Grigorovich et al., 2011	0 in stage_Danian	66.04	41.345
LO	East Ukraine	Alterbidinium prominense	Andreeva-Grigorovich et al., 2011	1 in stage_Ypresian	48.07	43.272
FO	East Ukraine	Alterbidinium pseudocirculum	Andreeva-Grigorovich et al., 2011	0 in stage_Danian	66.04	41.345
LO	East Ukraine	Alterbidinium pseudocirculum	Andreeva-Grigorovich et al., 2011	1 in stage_Ypresian	48.07	43.272
FO	Bylot Island	Alterbidinium punctatum	Williams and Fensome, 2025	0.33 in stage_Campanian	79.862	67.89
LO	Bylot Island	Alterbidinium punctatum	Williams and Fensome, 2025	0.66 in stage_Campanian	76.073	67.673
FO	Dongpu	Alterbidinium puyangense	He Chengquan et al., 1989	0 in stage_Danian	66.04	28.846
LO	Dongpu	Alterbidinium puyangense	He Chengquan et al., 1989	1 in stage_Ypresian	48.07	29.507
FO	Russia synthesis	Alterbidinium recticorne	Vozzhennikova, 1967	0 in stage_Turonian	93.9	43.742
LO	Russia synthesis	Alterbidinium recticorne	Vozzhennikova, 1967	1 in stage_Turonian	89.39	44.546
FO	Well 10	Alterbidinium rugulum	Frieling et al. 2014	0.8 in mag_C26r	59.845	50.354
LO	Well 10	Alterbidinium rugulum	Iakovleva and Kulkova, 2001	1 in stage_Ypresian	48.07	51.736
FO	East Ukraine	Alterbidinium saltanovae	Andreeva-Grigorovich et al., 2011	0 in stage_Thanetian	59.24	41.634
LO	East Ukraine	Alterbidinium saltanovae	Andreeva-Grigorovich et al., 2011	1 in stage_Ypresian	48.07	43.272
FO	East Ukraine	Alterbidinium simplex	Andreeva-Grigorovich et al., 2011	0 in stage_Thanetian	59.24	41.634
LO	East Ukraine	Alterbidinium simplex	Andreeva-Grigorovich et al., 2011	1 in stage_Ypresian	48.07	43.272
FO	Nuussuaq basin	Alterbidinium ulloriaq	Nøhr-Hansen, 1996	0 in stage_Danian	66.04	57.239
LO	Nuussuaq basin	Alterbidinium ulloriaq	Nøhr-Hansen, 1996	0.25 in stage_Danian	64.945	57.125
FO	ODP 959	Alterbidinium varium	Masure et al., 1998	0 in stage_Maastrichtian	72.17	-7.956
LO	ODP 959	Alterbidinium varium	Masure et al., 1998	0.8 in stage_Maastrichtian	67.266	-8.383
FO	Omsk No. 8	Alterbidinium varium	Lebedeva et al., 2013	0.4 in mag_C31r	70.579	51.553
LO	Omsk No. 8	Alterbidinium varium	Lebedeva et al., 2013	0.25 in nan_n_CC25a	69.902	51.505
LO	Rif	Alterbidinium varium	Slimani et al., 2016	0.5 in stage_Maastrichtian	69.105	23.869
FO	Rif	Alterbidinium varium	Slimani et al., 2016	0.7 in stage_Campanian	75.614	24.319
FO	Labrador Sea	Alterbidinium varium	Nøhr-Hansen, 2025	0.35 in stage_Campanian	79.632	54.43
FO	Meer	Alterbidinium varium	Slimani et al., 2011	0 in stage_Maastrichtian	72.17	42.014
LO	Meer	Alterbidinium varium	Slimani et al., 2011	0.79 in stage_Maastrichtian	67.327	41.582
FO	Tarim Basin	Alterbidinium xinjiangense	He Chengquan, 1991	0 in stage_Danian	66.04	36.871
LO	Tarim Basin	Alterbidinium xinjiangense	He Chengquan, 1991	1 in stage_Thanetian	56	38.42