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
Vega	Mendicodinium groenlandicum	Århus et al., 1989	0.2 in amm_b_Peltoceras athleta	162.81799999999998	53.4798028625
Denmark2	Mendicodinium groenlandicum	Bucefalo Palliani and Riding, 2003	0 in amm_b_Harpoceras serpentinum	183.16	48.82413017142857
Cabo Mondego	Mendicodinium groenlandicum	Correia et al., 2019	0.8 in amm_t_Zigzagiceras zigzag	167.69	30.833999183333333
North Sea Compilation	Mendicodinium groenlandicum	Riding and Thomas, 1992	0 in amm_b_Procerites hodsoni	166.04	39.9242398
Haldager 1	Mendicodinium groenlandicum	Davey, 1982	0 in amm_b_Peregrinoceras albidum	137.81	43.81851243333333
Czestochowa	Mendicodinium groenlandicum	Poulsen, 1998	0.5 in amm_t_Hecticoceras retrocostatum	165.66500000000002	41.85360086666667
Czestochowa	Mendicodinium groenlandicum	Poulsen, 1998	1 in amm_b_Sigaloceras calloviense	163.47	41.58548893333334
Isle of Skye	Mendicodinium groenlandicum	Riding and Thomas, 1997	0.2 in amm_b_Macrocephalites herveyi	165.152	43.02036034666666
North Sea Coast	Mendicodinium groenlandicum	Riley and Fenton, 1982	0 in amm_b_Macrocephalites herveyi	165.29	36.47453625
Boyarka	Mendicodinium groenlandicum	Shulgina et al., 1994	1 in amm_s_Hectoroceras kochi	137.59	69.41155606363637
Boyarka	Mendicodinium groenlandicum	Shulgina et al., 1994	0.9 in amm_s_Hectoroceras kochi	137.823	69.48213663545455
Caucasus	Mendicodinium groenlandicum	Smelror and Lominadze, 1989	0 in amm_b_Kosmoceras jason	163.47	37.61025
Caucasus	Mendicodinium groenlandicum	Smelror and Lominadze, 1989	1 in amm_b_Kosmoceras jason	163.3	37.5975
Milne Land	Mendicodinium groenlandicum	Smelror, 1988a	0.25 in amm_b_Cardioceras cordatum	159.51999999999998	50.99182355
Milne Land	Mendicodinium groenlandicum	Smelror, 1988a	0.9 in amm_b_Sigaloceras calloviense	163.51	50.6699652125
Kong Karls Land	Mendicodinium groenlandicum	Smelror, 1988b	1 in amm_b_Peltoceras athleta	162.45	66.84180267857144
Kong Karls Land	Mendicodinium groenlandicum	Smelror, 1988b	0.25 between 0 amm_b_Cardioceras cordatum 1 amm_b_Perisphinctes plicatilis	159.33249999999998	67.22865102678573
North Sea Basin	Mendicodinium groenlandicum	Copestake and Partington, 2023	1 in amm_b_Quenstedtoceras lamberti	161.53	43.250627685714285
North Sea Basin	Mendicodinium groenlandicum	Copestake and Partington, 2023	0 in amm_b_Peltoceras athleta	162.91	43.19670122857143

Distribution


Histogram


Map