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.

Histogram



Plots are based on the following information

Location	Genus	Species	Subspecies	Source	Calibration	FO/LO	Age	pal/lat
Vega	Valensiella	ovulum		Århus et al., 1989	0.05 in amm_b_Peltoceras athleta	FO	162.887	53.476862168749996
Arctic Basin	Valensiella	dictydia		Bujak et al., 2022	0.75 in amm_b_Procerites hodsoni	FO	165.8	73.09372428571429
Arctic Basin	Valensiella	ovulum		Bujak et al., 2022	0 in amm_b_Kosmoceras jason	LO	163.47	73.32359542857142
Arctic Basin	Valensiella	dictydia		Bujak et al., 2022	0 in amm_b_Quenstedtoceras mariae	LO	161.53	73.51499028571428
Cabo Mondego	Valensiella	ovulum		Correia et al., 2019	0 in amm_t_Parkinsonia parkinsoni	FO	168.72	30.729761466666666
Calvados	Valensiella	ovulum		Feist-Burkhardt and Monteil, 1997	0.75 in amm_b_Stephanoceras humphriesianum	FO	169.82750000000001	35.923743825
Calvados	Valensiella	ovulum		Feist-Burkhardt and Monteil, 1997	0.7 in amm_b_Zigzagiceras zigzag	LO	167.32999999999998	36.0245679
Scotian Margin	Valensiella	spp.		Williams et al., 1993	0.15 in stage_Aalenian	FO	174.13	27.97299761
Scotian Margin	Valensiella	spp.		Williams et al., 1993	0.2 in stage_Kimmeridgian	LO	153.672	32.56701598666667
534	Valensiella	ovulum		Habib and Drugg, 1983	1 in mag_M24n	LO	150.85309044515594	20.72729161125621
Australia Synthesis	Valensiella	delicata		Helby et al., 1987	0.8 in stage_Berriassian	LO	138.78	-64.70852477777778
Australia Synthesis	Valensiella	delicata		Helby et al., 1987	0.5 in stage_Tithonian	FO	146.17000000000002	-62.010641055555546
Denmark3	Valensiella	spp.		Poulsen and Riding, 2003 sensu Riding et al., 2010	0.4 in stage_Bajocian	FO	169.808	44.93928006857143
Czestochowa	Valensiella	ovulum		Poulsen, 1998	0.5 in amm_b_Sigaloceras calloviense	LO	163.67000000000002	41.60991826666667
Caucasus	Valensiella	ovulum		Smelror and Lominadze, 1989	1 in amm_b_Proplanulites koenigi	LO	163.87	37.64025
Figueira Da Foz	Valensiella	dictydia		Smelror et al., 1991	0.4 in amm_t_Bullatimorphites bullatus	FO	165.046	31.077953486
Milne Land	Valensiella	dictydia		Smelror, 1988a	0 in amm_b_Cardioceras cordatum	LO	159.66	50.980530275
Milne Land	Valensiella	ovulum		Smelror, 1988a	0 in amm_b_Clydoniceras discus	FO	165.5	50.509439375
Milne Land	Valensiella	ampulla		Smelror, 1988a	0.5 in amm_b_Macrocephalites herveyi	FO	164.945	50.55420914375
Milne Land	Valensiella	vermiculata		Smelror, 1988a	1 in amm_b_Oxycerites orbis	FO	165.5	50.509439375
Milne Land	Valensiella	ovulum		Smelror, 1988a	0.75 in amm_b_Peltoceras athleta	LO	162.565	50.74619481875
Milne Land	Valensiella	ampulla		Smelror, 1988a	1 in amm_b_Proplanulites koenigi	LO	163.87	50.6409253625
Milne Land	Valensiella	vermiculata		Smelror, 1988a	0.5 in amm_b_Proplanulites koenigi	LO	164.235	50.61148218125
Milne Land	Valensiella	dictydia		Smelror, 1988a	0.5 in amm_b_Sigaloceras calloviense	FO	163.67000000000002	50.6570586125
Kong Karls Land	Valensiella	dictydia		Smelror, 1988b	0.5 between 0 amm_b_Quenstedtoceras lamberti 1 amm_b_Quenstedtoceras mariae	FO	161.055	67.01490723214286
Kong Karls Land	Valensiella	ovulum		Smelror, 1988b	0.7 between 0 amm_b_Macrocephalites herveyi 1 amm_b_Peltoceras athleta	FO	163.302	66.73607860714286
Barentz Sea	Valensiella	dictydia		Smelror, 1994	0.5 in stage_Bathonian	FO	166.73	64.86844562142858
Barentz Sea	Valensiella	dictydia		Smelror, 1994	0 in stage_Oxfordian	LO	161.53	65.42403219285714
Dorset-Yorkshire	Valensiella	spp.		Woollam and Riding, 1983	0 in amm_b_Garantiana garantiana	FO	169.27	38.1586258
North Sea Basin	Valensiella	ampulla		Copestake and Partington, 2023	1 in amm_b_Oxycerites orbis	LO	165.5	43.09549142857143
North Sea Basin	Valensiella	vermiculata		Copestake and Partington, 2023	0.25 in amm_b_Macrocephalites herveyi	LO	165.1175	43.110438435714286