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
959	Hystrichodinium pulchrum	Masure et al., 1998	1 in stage_Campanian	72.17	-7.982925105555555
959	Hystrichodinium ramoides	Masure et al., 1998	0.1 in stage_Maastrichtian	71.557	-8.064860388333333
959	Hystrichodinium ramoides	Masure et al., 1998	0.5 in stage_Santonian	84.67500000000001	-5.967829892857139
Kimmeridge Clay N Yorkshire	Hystrichodinium pulchrum	Bailey et al., 1997	0 in amm_b_Pectinatites pectinatus	147.36	NA
Kimmeridge Clay N Yorkshire	Hystrichodinium pulchrum	Bailey et al., 1997	0.1 in amm_b_Pectinatites pectinatus	147.3	NA
Arctic Basin	Hystrichodinium lanceatum	Bujak et al., 2022	0 in amm_b_Kosmoceras jason	163.47	73.32359542857142
North Sea Compilation	Hystrichodinium furcatum	Costa and Davey, 1992	1 in amm_b_Paracrioceras rarocinctum	125.32	40.88231712727273
North Sea Compilation	Hystrichodinium pulchrum	Costa and Davey, 1992	0.8 in stage_Maastrichtian	67.266	42.69262864444445
North Sea Compilation	Hystrichodinium ramoides	Costa and Davey, 1992	0.15 in amm_b_Paracrioceras rarocinctum	126.323	40.60974002363636
North Sea Compilation	Hystrichodinium ramoides	Costa and Davey, 1992	1 in amm_b_Parancyloceras bidentatum / Parancyloceras scalare	121.15	42.01556390909091
North Sea Compilation	Hystrichodinium pulchrum	Riding and Thomas, 1992	0 in amm_b_Clydoniceras discus	165.5	39.9405775
North Sea Compilation	Hystrichodinium furcatum	Riding and Thomas, 1992	0 in amm_b_Endemoceras amblygonium	132.6	39.42452866666667
Haldager 1	Hystrichodinium furcatum	Davey, 1982	0 in amm_b_Endemoceras regale	131.81	43.632629800000004
Haldager 1	Hystrichodinium voigtii	Davey, 1982	0 in amm_b_Galbanites kerberus	144.52	43.98550942222222
Speeton	Hystrichodinium furcatum	Davey, 2001	0.1 in amm_b_Endemoceras amblygonium	132.566	40.79492676
Q13_14	Hystrichodinium ramoides	Duxbury, 2001	1 in amm_b_Parancyloceras bidentatum / Parancyloceras scalare	121.15	47.64421895454545
Q13_14	Hystrichodinium voigtii	Duxbury, 2001	1 in amm_b_Parancyloceras bidentatum / Parancyloceras scalare	121.15	47.64421895454545
534	Hystrichodinium voigtii	Habib and Drugg, 1983	0.5 in mag_M16r	139.91994743873806	23.420580281362202
Central Danish Trough	Hystrichodinium furcatum	Heilmann-Clausen, 1987	0 in amm_b_Endemoceras amblygonium	132.6	42.819526
Central Danish Trough	Hystrichodinium ramoides	Heilmann-Clausen, 1987	0.8 in amm_b_Endemoceras amblygonium	132.328	42.80586888
Central Danish Trough	Hystrichodinium furcatum	Heilmann-Clausen, 1987	0.67 in amm_b_Paracrioceras denckmanni	122.8657	44.947267919454546
Central Danish Trough	Hystrichodinium ramoides	Heilmann-Clausen, 1987	1 in amm_b_Parancyloceras bidentatum / Parancyloceras scalare	121.15	45.41299936363636
Rio Argos	Hystrichodinium furcatum	Leereveld, 1997a	0.75 in amm_t_Acanthodiscus radiatus	131.85750000000002	24.161278359264536
Rio Argos	Hystrichodinium furcatum	Leereveld, 1997a	1 in amm_t_Lyticoceras nodosoplicatum	129.94	24.40808626840909
Rio Argos	Hystrichodinium ramoides	Leereveld, 1997a	0.15 in amm_t_Lyticoceras nodosoplicatum	130.7645	24.297672165034353
Rio Argos	Hystrichodinium ramoides	Leereveld, 1997a	0.35 in amm_t_Lyticoceras nodosoplicatum	130.5705	24.321881129644915
Rio Argos	Hystrichodinium pulchrum	Leereveld, 1997b	0.5 in amm_t_Neocomites peregrinus	133.82	23.916380972418004
Rio Argos	Hystrichodinium pulchrum	Leereveld, 1997b	0 in amm_t_Tirnovella alpillensis	138.48	23.334866667855028
748	Hystrichodinium pulchrum	Mao and Mohr, 1992	0.5 in nan_n_CC24	71.19500000000002	-60.537693554166665
748	Hystrichodinium pulchrum	Mohr and Mao, 1997	0.95 in stage_Santonian	83.75250000000001	-59.96711438571428
638B	Hystrichodinium furcatum	Masure, 1988	1 in nan_n_CC3b	132.96647180046412	34.42408443974955
638B	Hystrichodinium furcatum	Masure, 1988	1 in nan_n_CC3b	132.96647180046412	34.42408443974955
638B	Hystrichodinium pulchrum	Masure, 1988	0.5 in nan_n_CC6	123.47120286697606	34.82824294066548
Broyon	Hystrichodinium furcatum	Monteil, 1992	0.5 in amm_t_Neocomites peregrinus	133.82	31.380567
Broyon	Hystrichodinium ramoides	Monteil, 1992	0.5 in amm_t_Neocomites peregrinus	133.82	31.380567
364	Hystrichodinium pulchrum	Morgan, 1978	0.9 in nan_n_CC9	96.85725000000002	-23.031574554
east Kent	Hystrichodinium voigtii	Prince et al., 2008	0.92 in amm_b_Placenticeras polyopsis	84.004	44.236285262857145
east Kent	Hystrichodinium pulchrum	Prince et al., 2008	0.95 in amm_b_Placenticeras polyopsis	83.965	44.22943680714286
east Kent	Hystrichodinium pulchrum	Prince et al., 2008	0.9 in amm_b_Peroniceras tridorsatum	88.22	44.97662088571429
Zumaia	Hystrichodinium pulchrum	Radmacher et al., 2014b	0.8 in nan_u_UC18	70.31840000000001	33.540141159111116
6711	Hystrichodinium furcatum	Radmacher et al., 2015	0 in stage_Turonian	93.9	60.29890459999999
Boyarka	Hystrichodinium pulchrum	Shulgina et al., 1994	0.9 in amm_s_Hectoroceras kochi	137.823	69.48213663545455
Milne Land	Hystrichodinium lanceatum	Smelror, 1988a	0.5 in amm_b_Sigaloceras calloviense	163.67000000000002	50.6570586125
Milne Land	Hystrichodinium lanceatum	Smelror, 1988a	0.8 in amm_b_Sigaloceras calloviense	163.55	50.6667385625
Kong Karls Land	Hystrichodinium lanceatum	Smelror, 1988b	0.25 between 0 amm_b_Macrocephalites herveyi 1 amm_b_Peltoceras athleta	164.57999999999998	66.5774925
Fumichon	Hystrichodinium pulchrum	Tocher and Jarvis, 1994	0.4 in amm_t_Acanthoceras rhotomagense	95.916	41.764490928
Duneau	Hystrichodinium pulchrum	Tocher and Jarvis, 1995	0.25 in amm_t_Metoicoceras geslinianum	94.465	41.91194445714286
Cordebugle	Hystrichodinium pulchrum	Tocher and Jarvis, 1996	0 in amm_b_Mantelliceras mantelli	100.25	41.444339500000005
Cordebugle	Hystrichodinium pulchrum	Tocher and Jarvis, 1996	0.6 in amm_b_Mantelliceras mantelli	99.122	41.518248316000005
Gulf of Guinea	Hystrichodinium pulchrum	Guerrero-Murcia and Helenes, 2022	0.4 in stage_Maastrichtian	69.718	5.4708793623529415

Histogram