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	Scotian Margin	Stiphrosphaeridium anthophorum	Williams et al., 1993	0 in stage_Coniacian	89.39	40.035
FO	Scotian Margin	Stiphrosphaeridium anthophorum	Williams et al., 1993	0 in stage_Valanginian	137.7	35.718
LO	North Sea Compilation	Stiphrosphaeridium anthophorum	Costa and Davey, 1992	1 in amm_b_Pervenquieria inflatum	103.13	44.758
LO	Cordebugle	Stiphrosphaeridium anthophorum	Tocher and Jarvis, 1996	0.55 in amm_b_Mantelliceras mantelli	99.216	41.481
LO	DSDP 400A	Stiphrosphaeridium anthophorum	Davey, 1979b	1 in nan_u_BC22	113.173	38.959
LO	Pueblo	Stiphrosphaeridium anthophorum	Dodsworth, 2000	0.15 in amm_b_Mammites nodosoides	93.282	45.753
FO	Arctic Basin	Stiphrosphaeridium anthophorum	Bujak et al., 2022	0 in amm_b_Pectinatites scitulus	148.67	72.095
LO	ODP 765	Stiphrosphaeridium anthophorum	Helby and McMinn, 1992	0.2 in mag_C34n	113.501	-48.685
FO	ODP 765	Stiphrosphaeridium anthophorum	Helby and McMinn, 1992	1 in mag_M1n	121.4	-49.352
LO	Central Danish Trough	Stiphrosphaeridium anthophorum	Heilmann-Clausen, 1987	1 in amm_b_Leymeriella tardefurcata	110.87	47.43
FO	Central Danish Trough	Stiphrosphaeridium anthophorum	Heilmann-Clausen, 1987	0 in amm_b_Paracraspedites oppressus	144.13	43.366
FO	Volga Basin	Stiphrosphaeridium anthophorum	Harding et al., 2011	0.5 in amm_r_Craspedites subditus	143.7	46.043
FO	Cape Nares	Stiphrosphaeridium anthophorum	Williams et al., 2025	0.8 in stage_Albian	103.04	80.189
LO	Cape Nares	Stiphrosphaeridium anthophorum	Williams et al., 2025	1 in stage_Albian	100.5	80.532
LO	North Sea Compilation	Stiphrosphaeridium arbustum	Copestake and Partington, 2023	0.67 in amm_b_Surites stenomphalus	137.955	39.705
LO	North Sea Compilation	Stiphrosphaeridium arbustum	Costa and Davey, 1992	0 in amm_b_Peregrinoceras albidum	137.81	39.7
FO	North Sea Compilation	Stiphrosphaeridium arbustum	Costa and Davey, 1992	0 in amm_b_Surites icenii	138.77	39.733
FO	Haldager 1	Stiphrosphaeridium arbustum	Davey, 1982	0.5 in amm_b_Surites icenii	138.51	43.836
LO	Rio Argos	Stiphrosphaeridium arbustum	Leereveld, 1997b	0.25 in amm_t_Neocomites peregrinus	134.185	24.96
FO	Rio Argos	Stiphrosphaeridium arbustum	Leereveld, 1997b	0 in amm_t_Saynoceras verrucosum	135.4	25.144
LO	North Sea Compilation	Stiphrosphaeridium dictyophorum	Copestake and Partington, 2023	1 in amm_b_Hectoroceras kochi	138.77	39.733
LO	North Sea Compilation	Stiphrosphaeridium dictyophorum	Costa and Davey, 1992	0.75 in amm_b_Surites icenii	138.38	39.72
FO	North Sea Compilation	Stiphrosphaeridium dictyophorum	Riding and Thomas, 1992	0 in amm_b_Paracraspedites oppressus	144.13	39.922
FO	Northwest Australia compilation	Stiphrosphaeridium dictyophorum	Riding et al., 2010	1 in stage_Kimmeridgian	149.24	-49.057
FO	Denmark synthesis	Stiphrosphaeridium dictyophorum	Poulsen and Riding, 2003 sensu Riding et al., 2010	0.8 in stage_Tithonian	144.328	44.169
LO	Central Danish Trough	Stiphrosphaeridium dictyophorum	Heilmann-Clausen, 1987	1 in amm_b_Proleymeriella schrammeni	111.27	47.394
FO	Central Danish Trough	Stiphrosphaeridium dictyophorum	Heilmann-Clausen, 1987	0 in amm_b_Runctonia runctoni	141.75	43.267
LO	Haldager 1	Stiphrosphaeridium dictyophorum	Davey, 1982	0.5 in amm_b_Subcraspedites preplicomphalus	143.5	43.96
FO	Haldager 1	Stiphrosphaeridium dictyophorum	Davey, 1982	0.5 in amm_b_Subcraspedites primitivus	143.855	43.969
LO	Volga Basin	Stiphrosphaeridium dictyophorum	Harding et al., 2011	1 in amm_r_Virgatites virgatus	144.72	46.225