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	Psaligonyaulax cypraea	Bailey et al., 1997	0.1 in amm_b_Pectinatites pectinatus	147.3	NA
North Sea Compilation	Psaligonyaulax deflandrei	Costa and Davey, 1992	1 in amm_b_Dimorphoplites biplicatus	107.59	44.620546445
North Sea Compilation	Psaligonyaulax deflandrei	Costa and Davey, 1992	1 in amm_b_Paratexanites serratomarginatus	86.06	45.302998
Vallentigny	Psaligonyaulax deflandrei	Davey and Verdier, 1971	1 in amm_b_Diploceras cristatum	106.98	40.27910656
Q13_14	Psaligonyaulax deflandrei	Duxbury, 2001	0.8 in amm_b_Pervenquieria inflatum	103.202	50.572961691428574
Scotian Margin	Psaligonyaulax deflandrei	Williams et al., 1993	0.67 in stage_Albian	104.691	40.6125169965
Scotian Margin	Psaligonyaulax deflandrei	Williams et al., 1993	0.75 in stage_Santonian	84.16250000000001	39.409938232142856
Central Danish Trough	Psaligonyaulax deflandrei	Heilmann-Clausen, 1987	0 in amm_b_Dimorphoplites biplicatus	108.11	47.96150433571429
Trunch borehole	Psaligonyaulax deflandrei	Pearce et al., 2020	0.8 in amm_b_Placenticeras polyopsis	84.16000000000001	45.06113994285714
364	Psaligonyaulax deflandrei	Morgan, 1978	0.5 in nan_u_BC26	103.66912500000001	-22.231206488999998
364	Psaligonyaulax deflandrei	Morgan, 1978	0.25 in nan_n_CC10a	95.59500000000003	-23.17988388
Culver Cliff	Psaligonyaulax deflandrei	Pearce et al., 2020	0.5 in amm_b_Metoicoceras geslinianum	94.36	NA

Histogram