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	ODP 748	Cyclonephelium compactum	Mao Shaozhi and Mohr, 1992	0.4 in nan_n_CC23	74.411	-60.546
FO	Bohemian Basin	Cyclonephelium compactum	Olde et al., 2015	0.5 between 0 nan_u_UC5c 1 nan_u_UC6	93.908	42.775
LO	Cordebugle	Cyclonephelium compactum	Tocher and Jarvis, 1996	0.55 in amm_b_Mantelliceras mantelli	99.216	41.481
FO	Isle of Wright	Cyclonephelium compactum	Duxbury, 1983	0.25 in amm_b_Epicheloniceras martinoides	118.452	40.608
LO	ODP 1172	Cyclonephelium compactum	Bijl et al., 2021	0.75 in mag_C31r	69.816	-63.025
FO	Pueblo	Cyclonephelium compactum	Dodsworth, 2000	0.9 in plfor_A_Rotalipora cushmani	98.057	45.657
LO	Q13_14	Cyclonephelium compactum	Duxbury, 2001	1 in amm_b_Leymeriella tardefurcata	110.87	49.676
FO	Q13_14	Cyclonephelium compactum	Duxbury, 2001	1 in amm_b_Tropaeum bowerbanki	118.76	48.073
FO	Rodmell	Cyclonephelium compactum	Tocher and Jarvis, 1996	0.5 in amm_b_Arrhaphoceras briacensis	100.58	43.079
LO	Rodmell	Cyclonephelium compactum	Tocher and Jarvis, 1996	0.2 in amm_b_Mantelliceras mantelli	99.874	43.146
FO	Vallentigny	Cyclonephelium compactum	Davey and Verdier, 1971	0.4 in amm_b_Pervenquieria pricei	105.584	40.36
LO	Vallentigny	Cyclonephelium compactum	Davey and Verdier, 1971	1 in amm_b_Pervenquieria inflatum	103.13	40.508
FO	Arctic Basin	Cyclonephelium compactum	Nøhr-Hansen, 2025	0.8 in stage_Cenomanian	95.22	74.369
LO	Salzburg	Cyclonephelium compactum	Boorova et al., 1999	0.25 in stage_Berriasian	141.75	29.553
FO	Salzburg	Cyclonephelium compactum	Boorova et al., 1999	0.3 in stage_Berriasian	141.48	29.513
FO	Labrador Sea	Cyclonephelium compactum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	57.011
FO	Northeast Greenland	Cyclonephelium compactum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	58.707
FO	Nuussuaq basin	Cyclonephelium compactum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	60.838
FO	Hold With Hope	Cyclonephelium compactum	Nøhr-Hansen et al., 2019	0.85 in stage_Cenomanian	94.89	59.141
LO	Marlborough	Cyclonephelium compactum	Schiøler and Wilson, 1998	0.7 in stage_Coniacian	86.807	-68.097
FO	Southeast Greenland	Cyclonephelium compactum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	51.091
FO	Duneau	Cyclonephelium compactum	Tocher and Jarvis, 1995	0.38 in amm_t_Metoicoceras geslinianum	94.41	42.029
FO	Fumichon	Cyclonephelium compactum	Tocher and Jarvis, 1994	0.3 in amm_t_Acanthoceras jukesbrownei	95.61	41.823
FO	Fumichon	Cyclonephelium compactum	Tocher and Jarvis, 1994	0.3 in amm_t_Acanthoceras jukesbrownei	95.61	41.823
LO	ODP 959	Cyclonephelium deconinckii	Masure et al., 1998	0.1 in stage_Campanian	82.502	-6.941
FO	South Gabon	Cyclonephelium deconinckii	Boltenhagen, 1977	0 in stage_Campanian	83.65	-14.389
FO	Banks Island	Cyclonephelium eisenackii	Williams et al., 2025	0.4 in stage_Cenomanian	97.86	80.217
LO	Banks Island	Cyclonephelium eisenackii	Williams et al., 2025	0.5 in stage_Cenomanian	97.2	80.307
FO	Cape Nares	Cyclonephelium eisenackii	Williams et al., 2025	0.7 in stage_Albian	104.31	80.018
LO	Cape Nares	Cyclonephelium eisenackii	Williams et al., 2025	1 in stage_Albian	100.5	80.532
FO	Cauvery Basin	Cyclonephelium intermedium	Khowaja-Ateequzzaman and Jain, 1990	0 in stage_Turonian	93.9	-42.65
LO	Cauvery Basin	Cyclonephelium intermedium	Khowaja-Ateequzzaman and Jain, 1990	1 in stage_Santonian	83.65	-39.953
FO	Isle of Wright	Cyclonephelium intonsum	Duxbury, 1983	0.45 in amm_b_Hypacanthoplites jacobi	114.08	41.992
LO	Isle of Wright	Cyclonephelium intonsum	Duxbury, 1983	0.5 in amm_b_Proleymeriella schrammeni	112.235	42.135
FO	Rio Argos	Cyclonephelium intonsum	Leereveld, 1997a	0.5 in amm_t_Moutoniceras moutonianum	124.58	24.944
FO	Southwest Morocco	Cyclonephelium maugaad	Below, 1981a	0 in stage_Hauterivian	132.6	24.339
LO	Southwest Morocco	Cyclonephelium maugaad	Below, 1981a	1 in stage_Aptian	113.2	26.126
LO	North Sea Compilation	Cyclonephelium membraniphorum	Costa and Davey, 1992	1 in amm_b_Subprionocyclus neptuni	89.6	45.047
LO	Bohemian Basin	Cyclonephelium membraniphorum	Olde et al., 2015	0.75 in nan_u_UC9a	89.994	43.348
LO	Bohemian Basin	Cyclonephelium membraniphorum	Olde et al., 2015	0.75 in nan_u_UC9a	89.994	43.348
LO	East Kent	Cyclonephelium membraniphorum	Prince et al., 2008	0 in amm_b_Peroniceras tridorsatum	89.39	44.319
FO	Isle of Wright	Cyclonephelium membraniphorum	Clarke and Verdier, 1967	0 in stage_Cenomanian	100.5	42.924
LO	Isle of Wright	Cyclonephelium membraniphorum	Clarke and Verdier, 1967	0.5 in stage_Coniacian	87.545	43.312
LO	Pueblo	Cyclonephelium membraniphorum	Dodsworth, 2000	0.4 in amm_b_Mammites nodosoides	93.17	45.695
FO	Vallentigny	Cyclonephelium membraniphorum	Davey and Verdier, 1971	0 in amm_b_Pervenquieria inflatum	103.49	40.487
FO	Arctic Basin	Cyclonephelium membraniphorum	Nøhr-Hansen, 2025	0.8 in stage_Cenomanian	95.22	74.369
FO	6711	Cyclonephelium membraniphorum	Radmacher et al., 2015	0.3 in stage_Cenomanian	98.52	60.037
FO	Labrador Sea	Cyclonephelium membraniphorum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	57.011
FO	Northeast Greenland	Cyclonephelium membraniphorum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	58.707
FO	Nuussuaq basin	Cyclonephelium membraniphorum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	60.838
FO	Central Danish Trough	Cyclonephelium membraniphorum	Heilmann-Clausen, 1987	0 in amm_b_Dimorphoplites biplicatus	108.11	47.677
FO	Hold With Hope	Cyclonephelium membraniphorum	Nøhr-Hansen et al., 2019	0.85 in stage_Cenomanian	94.89	59.141
FO	Southeast Greenland	Cyclonephelium membraniphorum	Nøhr-Hansen, 2025	0.88 in stage_Cenomanian	94.692	51.091
LO	Trunch borehole	Cyclonephelium membraniphorum	Pearce et al., 2020	0.8 in amm_b_Texanites gallicus	85.372	44.67
FO	Duneau	Cyclonephelium membraniphorum	Tocher and Jarvis, 1995	0.38 in amm_t_Metoicoceras geslinianum	94.41	42.029
FO	Fumichon	Cyclonephelium membraniphorum	Tocher and Jarvis, 1994	0.5 in amm_t_Mantelliceras dixoni	97.305	41.687
FO	Fumichon	Cyclonephelium membraniphorum	Tocher and Jarvis, 1994	0.5 in amm_t_Mantelliceras dixoni	97.305	41.687
LO	Salzgitter	Cyclonephelium membraniphorum	Jarvis et al., 2021	0.02 in stage_Coniacian	89.316	44.43
LO	ODP 748	Cyclonephelium minor	Mao Shaozhi and Mohr, 1992	1 in nan_n_CC24	70.143	-60.755
LO	DSDP 400A	Cyclonephelium minor	Davey, 1979b	0.5 in nan_u_BC25	106.115	39.576
FO	DSDP 361	Cyclonephelium minor	Davey, 1978	0.75 in nan_c_NC6b	119.679	-42.573
FO	Treeless Creek	Cyclonephelium minor	Williams et al., 2025	0.6 in stage_Cenomanian	96.54	79.947
LO	Treeless Creek	Cyclonephelium minor	Williams et al., 2025	0.2 in stage_Turonian	92.998	79.465
LO	Gulf of Guinea	Cyclonephelium minor	Guerrero-Murcia and Helenes, 2022	1 in stage_Campanian	72.17	5.635
FO	Heilongjiang	Cyclonephelium operculatum	Yu Jingxian, 1982	0 in stage_Tithonian	149.24	53.902
LO	Heilongjiang	Cyclonephelium operculatum	Yu Jingxian, 1982	1 in stage_Berriasian	137.7	53.697