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

FO/LO	Location	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
FO	North Sea Compilation	Kalyptea stegasta	Riding and Thomas, 1992	0 in amm_b_Garantiana garantiana	169.27	39.82651615
FO	Calvados	Kalyptea stegasta	Feist-Burkhardt and Monteil, 1997	1 in amm_b_Witchellia laeviuscula	170.32	35.9038616
FO	Hausen	Kalyptea stegasta	Feist-Burkhardt, 1990	0.1 in amm_b_Sonninia propinquans	170.297	37.7592792375
FO	Czestochowa	Kalyptea stegasta	Poulsen, 1998	0.9 in amm_t_Procerites aurigerus	167.03	42.020331066666664
FO	Isle of Skye	Kalyptea stegasta	Riding and Thomas, 1997	0.75 in amm_b_Macrocephalites herveyi	164.77249999999998	43.064812025
FO	Figueira Da Foz	Kalyptea stegasta	Smelror et al., 1991	0.4 in amm_t_Bullatimorphites bullatus	165.046	31.077953486
LO	Kimmeridge Clay N Yorkshire	Kalyptea stegasta	Bailey et al., 1997	0.25 in amm_b_Pectinatites pectinatus	147.21	NA
LO	North Sea Compilation	Kalyptea stegasta	Riding and Thomas, 1992	1 in amm_b_Pavlovia pallasioides	146.27	39.4097627
LO	Calvados	Kalyptea stegasta	Feist-Burkhardt and Monteil, 1997	1 in amm_b_Zigzagiceras zigzag	166.97	36.0391011
LO	Isle of Skye	Kalyptea stegasta	Riding and Thomas, 1997	0 in amm_b_Peltoceras athleta	162.91	43.28297078888889
LO	North Sea Basin	Kalyptea stegasta	Copestake and Partington, 2023	1 in amm_b_Erymnoceras coronatum	162.91	43.19670122857143

Distribution


Histogram


Map