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	Pueblo	Wallodinium anglicum	Dodsworth, 2000	0.1 in plfor_A_Whiteinella archaeocretacea	97.54	45.716
LO	Pueblo	Wallodinium anglicum	Dodsworth, 2000	0.35 in amm_b_Mammites nodosoides	93.192	45.707
FO	Meer	Wallodinium anglicum	Slimani et al., 2011	0.5 in stage_Maastrichtian	69.105	41.741
LO	Meer	Wallodinium anglicum	Slimani et al., 2011	0.83 in stage_Maastrichtian	67.082	41.56
FO	Cape Nares	Wallodinium anglicum	Williams et al., 2025	0 in stage_Cenomanian	100.5	80.532
LO	Cape Nares	Wallodinium anglicum	Williams et al., 2025	0.2 in stage_Cenomanian	99.18	80.71
FO	Saskatchewan	Wallodinium bidigitatum	Manum and Cookson, 1964	0 in stage_Coniacian	89.39	61.038
LO	Saskatchewan	Wallodinium bidigitatum	Manum and Cookson, 1964	1 in stage_Maastrichtian	66.04	59.467
FO	Alaska	Wallodinium contortum	Ravn, 2017	0 in stage_Albian	113.2	83.206
LO	Alaska	Wallodinium contortum	Ravn, 2017	1 in stage_Albian	100.5	83.725
FO	North Sea Compilation	Wallodinium cylindricum	Riding and Thomas, 1992	0 in amm_b_Dumortieria pseudoradiosa	177.63	41.737
LO	North Sea Compilation	Wallodinium cylindricum	Riding and Thomas, 1992	0.5 in amm_b_Witchellia laeviuscula	170.495	39.922
LO	Czestochowa	Wallodinium cylindricum	Poulsen, 1998	0.8 in amm_t_Hecticoceras retrocostatum	165.566	41.935
FO	Czestochowa	Wallodinium cylindricum	Poulsen, 1998	0.5 in amm_t_Zigzagiceras zigzag	167.87	42.234
FO	Nordvik Peninsula	Wallodinium cylindricum	Nikitenko et al., 2008	0.4 in amm_s_Unzoned	136.374	72.926
LO	Nordvik Peninsula	Wallodinium cylindricum	Nikitenko et al., 2008	0.58 in amm_s_Unzoned	135.827	72.791
FO	Volga Basin	Wallodinium cylindricum	Harding et al., 2011	1 in amm_r_Surites tzikwinianus	137.59	44.952
FO	Angles	Wallodinium cylindricum	Monteil, 1993	0.28 in stage_Berriasian	141.588	30.637
FO	Berrias	Wallodinium cylindricum	Monteil, 1993	1 in amm_t_Berriasella jacobi	141.38	31.467
FO	Whitby	Wallodinium cylindricum	vd Schootbrugge et al., 2019a	0.5 in amm_b_Dactylioceras tenuicostatum	183.68	43.498
FO	Kelimyar	Wallodinium cylindricum	vd Schootbrugge et al., 2019a	0.5 in amm_b_Harpoceras serpentinum	182.165	80.643
FO	Vocontian Basin	Wallodinium cylindricum ssp. ornatum	Duxbury, 2024	0 in amm_t_Karakaschiceras inostranzewi	136	30.032
LO	Vocontian Basin	Wallodinium cylindricum ssp. ornatum	Duxbury, 2024	1 in amm_t_Karakaschiceras inostranzewi	135.4	30.003
FO	Australia synthesis	Wallodinium glaessneri	Cookson and Eisenack, 1960b	0 in stage_Oxfordian	161.53	-40.105
LO	Australia synthesis	Wallodinium glaessneri	Cookson and Eisenack, 1960b	1 in stage_Aptian	113.2	-53.29
FO	Scotian Margin	Wallodinium inflatum	Habib, 1969	0 in stage_Albian	113.2	39.243
LO	Scotian Margin	Wallodinium inflatum	Habib, 1969	1 in stage_Cenomanian	93.9	41.748
LO	ODP 638B	Wallodinium krutzschii	Masure, 1988a	0.5 in nan_n_CC6	123.471	34.61
FO	ODP 638B	Wallodinium krutzschii	Masure, 1988a	0.25 in nan_n_CC4b	130.308	33.959
FO	Arctic Basin	Wallodinium krutzschii	Bujak et al., 2022	0 in amm_b_Pictonia baylei	154.78	73.231
LO	ODP 765	Wallodinium krutzschii	Helby and McMinn, 1992	0.1 in nan_n_CC7b	118.84	-48.991
LO	Salzburg	Wallodinium krutzschii	Boorova et al., 1999	0.25 in stage_Berriasian	141.75	29.553
FO	Salzburg	Wallodinium krutzschii	Boorova et al., 1999	0.25 in stage_Berriasian	141.75	29.553
FO	DSDP 534	Wallodinium krutzschii	Habib and Drugg, 1983	0.5 in mag_M16r	139.92	24.36
FO	DSDP 603	Wallodinium krutzschii	Habib and Drugg, 1987	0.5 in mag_M16n	139.068	31.058
FO	Nordvik Peninsula	Wallodinium krutzschii	Nikitenko et al., 2008	0 in amm_sa_Craspedites okensis	144.29	74.889
LO	Rio Argos	Wallodinium krutzschii	Leereveld, 1997a	1 in amm_t_Imerites giraudi	121.55	25.37
FO	Rio Argos	Wallodinium krutzschii	Leereveld, 1997b	0 in amm_t_Tirnovella alpillensis	138.48	25.398
LO	Paksa	Wallodinium krutzschii	Shulgina et al., 1994	0.5 in amm_s_Hectoroceras kochi	138.755	73.541
FO	Boyarka	Wallodinium krutzschii	Shulgina et al., 1994	0.5 in amm_s_Unzoned	136.07	68.483
FO	Wollaston	Wallodinium krutzschii	Alsen et al., 2023	0.8 in amm_b_Pectinatites elegans	148.756	54.655
FO	Calvados	Wallodinium laganum	Feist-Burkhardt and Monteil, 1994	0.5 in stage_Toarcian	179.45	38.381
LO	Calvados	Wallodinium laganum	Feist-Burkhardt and Monteil, 1994	0.5 in stage_Aalenian	172.8	36.109
LO	DSDP 400A	Wallodinium luna	Davey, 1979b	1 in nan_u_BC22	113.173	38.959
FO	Gulf	Wallodinium luna	Srivastava, 1995	0.5 in plfor_A_Gansserina gansseri	72.766	34.386
LO	Omsk No. 8	Wallodinium luna	Lebedeva et al., 2013	0.5 in nan_n_CC24	71.195	51.597
FO	ODP 765	Wallodinium luna	Helby and McMinn, 1992	1 in mag_M1n	121.4	-49.352
LO	6711	Wallodinium luna	Radmacher et al., 2015	0.25 in stage_Turonian	92.772	60.32
LO	Labrador Sea	Wallodinium luna	Nøhr-Hansen, 2025	0.45 in stage_Campanian	78.484	54.314
LO	Meer	Wallodinium luna	Slimani et al., 2011	0.79 in stage_Maastrichtian	67.327	41.582