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	Dichadogonyaulax culmula	Bailey et al., 1997	0.2 in amm_b_Pectinatites pectinatus	147.24	NA
Arctic Basin	Dichadogonyaulax sellwoodii	Bujak et al., 2022	0.75 in amm_b_Zigzagiceras zigzag	167.26999999999998	72.94869828571429
Arctic Basin	Dichadogonyaulax sellwoodii	Bujak et al., 2022	0 in amm_b_Erymnoceras coronatum	163.3	73.34036714285713
Arctic Basin	Dichadogonyaulax culmula	Bujak et al., 2022	0 in amm_b_Subcraspedites primitivus	143.97	71.35742743333333
Cabo Mondego	Dichadogonyaulax sellwoodii	Correia et al., 2019	0.1 in amm_t_Sonninia propinquans	170.297	30.570166438333334
North Sea Compilation	Dichadogonyaulax culmula	Costa and Davey, 1992	0 in amm_b_Paratollia/Platylenticeras	136.59	39.48065256666667
North Sea Compilation	Dichadogonyaulax pannea	Riding and Thomas, 1992	0 in amm_b_Aulacostephanus mutabilis	152.04	39.37313126666667
North Sea Compilation	Dichadogonyaulax sellwoodii	Riding and Thomas, 1992	0 in amm_b_Garantiana garantiana	169.27	39.82651615
North Sea Compilation	Dichadogonyaulax culmula	Riding and Thomas, 1992	0 in amm_b_Progalbanites albani	145.1	39.418331
North Sea Compilation	Dichadogonyaulax pannea	Riding and Thomas, 1992	1 in amm_b_Titanites anguiformis	144.13	39.42543463333333
Haldager 1	Dichadogonyaulax pannea	Davey, 1982	0 in amm_b_Galbanites kerberus	144.52	43.98550942222222
Haldager 1	Dichadogonyaulax culmula	Davey, 1982	0.5 in amm_b_Surites stenomphalus	138.03	43.823987744444445
Calvados	Dichadogonyaulax sellwoodii	Feist-Burkhardt and Monteil, 1997	0.25 in amm_b_Parkinsonia parkinsoni	168.58249999999998	35.974004475
Scotian Margin	Dichadogonyaulax culmula	Williams et al., 1993	0.67 in stage_Berriassian	139.482	34.864610015555556
Scotian Margin	Dichadogonyaulax pannea	Williams et al., 1993	0.67 in stage_Berriassian	139.482	34.864610015555556
Scotian Margin	Dichadogonyaulax pannea	Williams et al., 1993	0.5 in stage_Kimmeridgian	152.01	32.867253516666665
Scotian Margin	Dichadogonyaulax culmula	Williams et al., 1993	0.2 in stage_Tithonian	148.012	33.50480480444444
Volga Basin	Dichadogonyaulax chondra	Harding et al., 2011	0.2 in amm_r_Virgatites virgatus	145.024	46.733416382222224
Central Danish Trough	Dichadogonyaulax pannea	Heilmann-Clausen, 1987	0 in amm_b_Hectoroceras kochi	139.92	42.89379297777778
Central Danish Trough	Dichadogonyaulax culmula	Heilmann-Clausen, 1987	0 in amm_b_Peregrinoceras albidum	137.81	42.89237693333333
Quercy	Dichadogonyaulax chondra	Ioannides et al., 1988	1 in amm_b_Aulacostephanus autissiodorensis	149.1	31.08191325
Rio Argos	Dichadogonyaulax bensonii	Leereveld, 1995	0.8 in amm_t_Berriasella jacobi	141.852	23.313650479542396
Rio Argos	Dichadogonyaulax bensonii	Leereveld, 1997a	0.2 in amm_t_Acanthodiscus radiatus	132.402	24.09333103333438
Broyon	Dichadogonyaulax bensonii	Monteil, 1993	0.72 in amm_t_Berriasella jacobi	142.0408	31.463934610666666
Angles	Dichadogonyaulax bensonii	Monteil, 1993	0.3 in stage_Berriassian	141.48	26.555199999999996
Angles	Dichadogonyaulax bensonii	Monteil, 1993	1 in amm_t_Thurmanniceras pertransiens	136.72	27.183999999999997
Berrias	Dichadogonyaulax bensonii	Monteil, 1993	0.9 in amm_t_Berriasella jacobi	141.61599999999999	31.141693302857142
Denmark1	Dichadogonyaulax culmula	Poulsen, 1992	0 in amm_b_Progalbanites albani	145.1	42.952182428571426
Kimmeridge	Dichadogonyaulax culmula	Riding and Thomas, 1988	0 in amm_b_Progalbanites albani	145.1	37.051787125000004
Isle of Skye	Dichadogonyaulax sellwoodii	Riding and Thomas, 1997	0.45 in amm_b_Perisphinctes pumilus	158.1745	43.83765042722222
Isle of Skye	Dichadogonyaulax chondra	Riding and Thomas, 1997	0.5 in amm_b_Pictonia baylei	154.09	43.68072588333333
Isle of Skye	Dichadogonyaulax chondra	Riding and Thomas, 1997	0.4 in amm_b_Ringsteadia pseudocordata	156.244	43.778434913333335
North Sea Coast	Dichadogonyaulax sellwoodii	Riley and Fenton, 1982	1 in amm_b_Erymnoceras coronatum	162.91	36.57895875
Figueira Da Foz	Dichadogonyaulax sellwoodii	Smelror et al., 1991	0 in amm_t_Bullatimorphites bullatus	165.29	31.05358789
Zaragoza	Dichadogonyaulax sellwoodii	Smelror et al., 1991	0.8 in amm_t_Bullatimorphites bullatus	164.802	29.454372329999998
Dorset-Yorkshire	Dichadogonyaulax sellwoodii	Woollam and Riding, 1983	0 in amm_b_Garantiana garantiana	169.27	38.1586258
Dorset-Yorkshire	Dichadogonyaulax culmula	Woollam and Riding, 1983	0 in amm_b_Progalbanites albani	145.1	38.4547199375
Dorset-Yorkshire	Dichadogonyaulax culmula	Woollam and Riding, 1983	1 in amm_b_Surites stenomphalus	137.81	38.65615630625
Dorset-Yorkshire	Dichadogonyaulax pannea	Woollam and Riding, 1983	1 in amm_b_Titanites anguiformis	144.13	38.48152285625
Dorset-Yorkshire	Dichadogonyaulax culmula	Woollam and Riding, 1983	1 in amm_b_Virgatopavlovia fittoni	145.1	38.4547199375
North Sea Basin	Dichadogonyaulax chondra	Copestake and Partington, 2023	1 in amm_b_Rasenia cymodoce	152.04	42.60663786666667
North Sea Basin	Dichadogonyaulax pannea	Copestake and Partington, 2023	1 in amm_b_Titanites anguiformis	144.13	42.6419205

Histogram