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
Kimmeridge Clay N Yorkshire	Dissiliodinium psilatum	Bailey et al., 1997	0.55 in amm_b_Pectinatites hudlestoni	147.57600000000002	NA
Kimmeridge Clay N Yorkshire	Dissiliodinium psilatum	Bailey et al., 1997	0.75 in amm_b_Pectinatites hudlestoni	147.48000000000002	NA
Kimmeridge Clay N Yorkshire	Dissiliodinium globulus	Bailey et al., 1997	0.25 in amm_b_Pectinatites pectinatus	147.21	NA
North Sea Compilation	Dissiliodinium hocneratum	Riding and Thomas, 1992	0 in amm_b_Stephanoceras humphriesianum	170.09	39.801707050000005
North Sea Compilation	Dissiliodinium hocneratum	Riding and Thomas, 1992	1 in amm_b_Zigzagiceras zigzag	166.97	39.89610265
Calvados	Dissiliodinium hocneratum	Feist-Burkhardt and Monteil, 1997	0 in amm_b_Parkinsonia parkinsoni	168.72	35.9684536
Calvados	Dissiliodinium giganteum	Feist-Burkhardt and Monteil, 1997	0.33 in amm_b_Witchellia laeviuscula	170.5545	35.894394835
Calvados	Dissiliodinium hocneratum	Feist-Burkhardt and Monteil, 1997	1 in amm_b_Zigzagiceras zigzag	166.97	36.0391011
Hausen	Dissiliodinium giganteum	Feist-Burkhardt, 1990	0.9 in amm_b_Graphoceras concavum	170.96	37.793979
Hausen	Dissiliodinium giganteum	Feist-Burkhardt, 1990	0.5 in amm_b_Witchellia laeviuscula	170.495	37.769642062500004
Rio Argos	Dissiliodinium globulus	Leereveld, 1997b	1 in amm_t_Thurmanniceras pertransiens	136.72	23.55449438803332
638B	Dissiliodinium globulus	Masure, 1988	0.5 in nan_n_CC6	123.47120286697606	34.82824294066548
Czestochowa	Dissiliodinium willei	Poulsen, 1998	1 in amm_t_Hecticoceras retrocostatum	165.5	41.83344666666667
Czestochowa	Dissiliodinium hocneratum	Poulsen, 1998	0.75 in amm_t_Parkinsonia parkinsoni	168.3075	42.17637343333333
Czestochowa	Dissiliodinium hocneratum	Poulsen, 1998	0.6 in amm_t_Procerites aurigerus	167.21	42.04231746666667
nw Australia compilation	Dissiliodinium caddaense	Riding et al., 2010	0 in stage_Bajocian	170.9	-38.38290935714286
nw Australia compilation	Dissiliodinium caddaense	Riding et al., 2010	0.5 in stage_Bajocian	169.535	-38.83427683214286
Boyarka	Dissiliodinium acmeum	Shulgina et al., 1994	0.5 in amm_s_Unzoned	136.07	68.95111628181819
North Sea Basin	Dissiliodinium willei	Copestake and Partington, 2023	1 in amm_b_Morrisiceras morrisi	166.04	43.07438977142857
North Sea Basin	Dissiliodinium willei	Copestake and Partington, 2023	0.5 in amm_b_Ludwigia murchisonae	172.3	42.9391916

Histogram