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	Valensiella ovulum	Århus et al., 1989	0.05 in amm_b_Peltoceras athleta	162.887	53.476862168749996
Arctic Basin	Valensiella ovulum	Bujak et al., 2022	0 in amm_b_Kosmoceras jason	163.47	73.32359542857142
Cabo Mondego	Valensiella ovulum	Correia et al., 2019	0 in amm_t_Parkinsonia parkinsoni	168.72	30.729761466666666
Calvados	Valensiella ovulum	Feist-Burkhardt and Monteil, 1997	0.75 in amm_b_Stephanoceras humphriesianum	169.82750000000001	35.923743825
Calvados	Valensiella ovulum	Feist-Burkhardt and Monteil, 1997	0.7 in amm_b_Zigzagiceras zigzag	167.32999999999998	36.0245679
534	Valensiella ovulum	Habib and Drugg, 1983	1 in mag_M24n	150.85309044515594	20.72729161125621
Czestochowa	Valensiella ovulum	Poulsen, 1998	0.5 in amm_b_Sigaloceras calloviense	163.67000000000002	41.60991826666667
Caucasus	Valensiella ovulum	Smelror and Lominadze, 1989	1 in amm_b_Proplanulites koenigi	163.87	37.64025
Milne Land	Valensiella ovulum	Smelror, 1988a	0 in amm_b_Clydoniceras discus	165.5	50.509439375
Milne Land	Valensiella ovulum	Smelror, 1988a	0.75 in amm_b_Peltoceras athleta	162.565	50.74619481875
Kong Karls Land	Valensiella ovulum	Smelror, 1988b	0.7 between 0 amm_b_Macrocephalites herveyi 1 amm_b_Peltoceras athleta	163.302	66.73607860714286

Distribution


Histogram


Map