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	Speeton	Spiculodinium alatum	Duxbury, 1977	0.5 in stage_Berriasian	140.4	40.752
LO	Speeton	Spiculodinium alatum	Duxbury, 1977	0.5 in stage_Valanginian	135.15	40.855
FO	Vocontian Basin	Spiculodinium inordinatum	Duxbury, 2024	0 in amm_t_Thurmanniceras pertransiens	137.59	30.109
LO	Vocontian Basin	Spiculodinium inordinatum	Duxbury, 2024	1 in amm_t_Thurmanniceras pertransiens	136.72	30.067
LO	Scotian Margin	Spiculodinium neptuni	Williams et al., 1993	0.6 in stage_Aptian	116.48	38.58
FO	Scotian Margin	Spiculodinium neptuni	Williams et al., 1993	0.67 in stage_Berriasian	139.482	35.583
LO	North Sea Compilation	Spiculodinium neptuni	Costa and Davey, 1992	1 in amm_b_Epicheloniceras martinoides	117.53	42.849
FO	North Sea Compilation	Spiculodinium neptuni	Costa and Davey, 1992	0 in amm_b_Peregrinoceras albidum	137.81	39.7
LO	DSDP 400A	Spiculodinium neptuni	Davey, 1979b	0.75 in nan_u_BC21	115.647	38.345
LO	Isle of Wright	Spiculodinium neptuni	Duxbury, 1983	0.5 in amm_b_Epicheloniceras martinoides	118.145	40.706
FO	ODP 638B	Spiculodinium neptuni	Masure, 1988a	1 in nan_n_CC3b	132.966	34.487
LO	Q13_14	Spiculodinium neptuni	Duxbury, 2001	0.6 in amm_b_Parahoplites nutfieldiensis	115.892	48.99
LO	Rodmell	Spiculodinium neptuni	Tocher and Jarvis, 1996	0.5 in amm_b_Acanthoceras rhotomagense	95.875	43.53
FO	Rodmell	Spiculodinium neptuni	Tocher and Jarvis, 1996	0.5 in amm_b_Mantelliceras mantelli	99.31	43.2
LO	ODP 765	Spiculodinium neptuni	Helby and McMinn, 1992	0.15 in mag_C34n	115.367	-48.653
LO	Central Danish Trough	Spiculodinium neptuni	Heilmann-Clausen, 1987	0.67 in amm_b_Hypacanthoplites jacobi	113.728	47.173
FO	Central Danish Trough	Spiculodinium neptuni	Heilmann-Clausen, 1987	0 in amm_b_Peregrinoceras albidum	137.81	43.103
LO	DSDP 361	Spiculodinium neptuni	Davey, 1978	0.75 in nan_c_NC7b	114.906	-42.6
FO	DSDP 361	Spiculodinium neptuni	Davey, 1978	0.52 in nan_c_NC6b	119.935	-42.572
LO	Haldager 1	Spiculodinium neptuni	Davey, 1982	0 in amm_b_Endemoceras regale	131.81	43.633
FO	Haldager 1	Spiculodinium neptuni	Davey, 1982	0 in amm_b_Paratollia/Platylenticeras	136.59	43.788
FO	Rio Argos	Spiculodinium neptuni	Leereveld, 1995	0.8 in amm_t_Berriasella jacobi	141.852	25.677
FO	Angles	Spiculodinium neptuni	Monteil, 1993	0.2 in stage_Berriasian	142.02	30.66
FO	Berrias	Spiculodinium neptuni	Monteil, 1993	0.85 in amm_t_Berriasella jacobi	141.734	31.483
LO	Monte Cagnero	Spiculodinium verdieri	Brinkhuis and Biffi, 1993	0.75 in mag_C13n	33.342	33.606
FO	ODP 959	Spiculodinium verdieri	Masure et al., 1998	0.5 in stage_Coniacian	87.545	-6.113
LO	ODP 959	Spiculodinium verdieri	Masure et al., 1998	0 in stage_Santonian	85.7	-6.416
LO	Q13_14	Spiculodinium verdieri	Duxbury, 2001	1 in amm_b_Hypacanthoplites jacobi	113.2	49.45
FO	Rio Argos	Spiculodinium verdieri	Leereveld, 1997a	0.8 in amm_t_Crioceratites loryi	131.05	24.378
LO	Rio Argos	Spiculodinium verdieri	Leereveld, 1997a	0.25 in amm_t_Gerhardtia sartousi	122.745	25.202