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	Impletosphaeridium ehrenbergii	Bailey et al., 1997	0.55 in amm_b_Pectinatites hudlestoni	147.57600000000002	NA
Czestochowa	Impletosphaeridium ehrenbergii	Poulsen, 1998	1 in amm_t_Procerites aurigerus	166.97	42.01300226666667
Czestochowa	Impletosphaeridium ehrenbergii	Poulsen, 1998	0.75 in amm_t_Procerites aurigerus	167.12	42.031324266666665
Caucasus	Impletosphaeridium ehrenbergii	Smelror and Lominadze, 1989	1 in amm_b_Kosmoceras jason	163.3	37.5975
Figueira Da Foz	Impletosphaeridium ehrenbergii	Smelror et al., 1991	0 in amm_t_Bullatimorphites bullatus	165.29	31.05358789
Zaragoza	Impletosphaeridium ehrenbergii	Smelror et al., 1991	0 in amm_t_Macrocephalites gracilis	164.68	29.4549622
Milne Land	Impletosphaeridium ehrenbergii	Smelror, 1988a	0.25 in amm_b_Quenstedtoceras mariae	161.0625	50.867395859375

Distribution


Histogram


Map