Data plotted here is from DINOSTRAT, available via Zenodo: DOI: 10.5281/zenodo.18375303. Please cite Bijl, 2022 https://doi.org/10.5194/essd-14-579-2022 when using this data.

Distribution


Plots are based on the following information

FO/LO	Location	Taxon	Source	Calibration	Age (Ma)	Paleolatitude
LO	Speeton	Nexosispinum adinum	Duxbury, 2023	0.75 in amm_b_Speetoniceras inversum	130.183	40.927
FO	Speeton	Nexosispinum adinum	Duxbury, 2023	0.4 in amm_b_Endemoceras regale	131.45	40.731
FO	DSDP 400A	Nexosispinum hesperus	Davey, 1979b	0.5 in nan_u_BC21	116.709	37.996
LO	DSDP 400A	Nexosispinum hesperus	Davey, 1979b	0 in stage_Albian	113.2	38.957
FO	APTICORE	Nexosispinum hesperus ssp. brevispinosum	Torricelli, 2000	0 in stage_Hauterivian	132.6	26.072
LO	APTICORE	Nexosispinum hesperus ssp. brevispinosum	Torricelli, 2000	1 in stage_Hauterivian	126.5	26.445
FO	Rio Argos	Nexosispinum minimum	Leereveld, 1997a	0.05 in amm_t_Crioceratites loryi	131.575	24.476
LO	Rio Argos	Nexosispinum minimum	Leereveld, 1997a	1 in amm_t_Subsaynella sayni	128.82	24.349
LO	Speeton	Nexosispinum minimum	Duxbury, 2023	0.8 in amm_b_Speetoniceras inversum	130.134	40.94
FO	North Sea Compilation	Nexosispinum vetusculum	Costa and Davey, 1992	0 in amm_b_Endemoceras regale	131.81	39.389
LO	North Sea Compilation	Nexosispinum vetusculum	Costa and Davey, 1992	0.2 in amm_b_Paracrioceras elegans	124.688	40.752
LO	APTICORE	Nexosispinum vetusculum	Torricelli, 2000	0.4 in mag_M1n	122.83	27.03
FO	Salzburg	Nexosispinum vetusculum	Boorova et al., 1999	0 in stage_Hauterivian	132.6	28.416
FO	Rio Argos	Nexosispinum vetusculum	Leereveld, 1997a	1 in amm_t_Acanthodiscus radiatus	131.61	24.482
LO	Rio Argos	Nexosispinum vetusculum	Leereveld, 1997a	0.75 in amm_t_Toxancyloceras vandenheckii	123.342	25.118
LO	Silesian Basin	Nexosispinum vetusculum	Skupien and Vašíček, 2002	1 in amm_t_Moutoniceras moutonianum	124.4	35.728
FO	Silesian Basin	Nexosispinum vetusculum	Skupien and Vašíček, 2002	0 in amm_t_Nicklesia pulchella	125.28	35.485
FO	Speeton	Nexosispinum vetusculum	Duxbury, 2023	0.2 in amm_b_Endemoceras regale	131.63	40.741