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	959	Spiniferites twistringiensis	Masure et al., 1998	0 in stage_Campanian	83.65	-6.236510214285713
FO	Borneo	Spiniferites mirabilis	Besems, 1993	0 in stage_Serravallian	13.82	7.773
FO	1168	Spiniferites mirabilis	Brinkhuis et al., 2003a	0.5 in mag_C15r	35.458	-56.465282693333336
FO	1168	Spiniferites pseudofurcatus	Brinkhuis et al., 2003a	1 in mag_C16n.2n	35.774	-56.625118302222226
FO	553	Spiniferites membranaceus	Brown and Downie, 1984	0 in nan_n_NP10	56.001	46.11335433
FO	553	Spiniferites mirabilis	Brown and Downie, 1984	0.5 in nan_n_NP10	55.04653	46.2416099552
FO	555	Spiniferites ramosus granosus	Brown and Downie, 1984	0.25 in nan_n_NP10	55.523765	46.56877096073571
FO	555	Spiniferites ramosus gracilis	Brown and Downie, 1984	0 in nan_n_NP12	52.93	46.91799918571429
FO	555	Spiniferites twistringiensis	Brown and Downie, 1984	0 in nan_n_NP12	52.93	46.91799918571429
FO	555	Spiniferites monilis	Brown and Downie, 1984	0.3 in nan_n_NP9	56.85647	46.4390786568
FO	555	Spiniferites pseudofurcatus	Brown and Downie, 1984	0.2 in nan_n_NP9	56.978680000000004	46.4297222592
FO	548	Spiniferites mirabilis	Brown and Downie, 1985	0 in nan_n_NN2	22.68	42.317536399999995
FO	nw Pacific	Spiniferites mirabilis	Bujak and Matsuoka, 1986	0.33 in stage_Burdigalian	18.9782	51.785422
FO	nw Pacific	Spiniferites bentorii	Bujak and Matsuoka, 1986	1 in stage_Chibanian	0.129	46.74128
FO	nw Pacific	Spiniferites hyperacanthus	Bujak and Matsuoka, 1986	1 in stage_Chibanian	0.129	46.74128
FO	nw Pacific	Spiniferites asperulus	Bujak and Matsuoka, 1986	0 in stage_Tortonian	11.65	50.2465
FO	nw Pacific	Spiniferites bulloideus	Bujak and Matsuoka, 1986	0 in stage_Tortonian	11.65	50.2465
FO	nw Pacific	Spiniferites elongatus	Bujak and Matsuoka, 1986	0 in stage_Tortonian	11.65	50.2465
FO	nw Pacific	Spiniferites frigidus	Bujak and Matsuoka, 1986	0 in stage_Tortonian	11.65	50.2465
FO	nw Pacific	Spiniferites ovatus	Bujak and Matsuoka, 1986	0 in stage_Tortonian	11.65	50.2465
FO	nw Pacific	Spiniferites strictus	Bujak and Matsuoka, 1986	0 in stage_Tortonian	11.65	50.2465
FO	nw Pacific	Spiniferites belerius	Bujak and Matsuoka, 1986	0 in stage_Zanclean	5.333	48.40656
FO	nw Pacific	Spiniferites firmus	Bujak and Matsuoka, 1986	0 in stage_Zanclean	5.333	48.40656
FO	nw Pacific	Spiniferites serratus	Bujak and Matsuoka, 1986	0 in stage_Zanclean	5.333	48.40656
FO	North Sea Compilation	Spiniferites primaevus	Costa and Davey, 1992	1 in amm_b_Paratollia/Platylenticeras	134.55	39.49559216666667
FO	North Sea Compilation	Spiniferites ramosus	Costa and Davey, 1992	0 in amm_b_Paratollia/Platylenticeras	136.59	39.48065256666667
FO	North Sea Compilation	Spiniferites splendidus	Powell, 1992	0.05 in plfor_A_N17	8.437	49.88379494
FO	North Sea Compilation	Spiniferites pachydermus	Powell, 1992	0.5 in plfor_A_N20/N21	3.15	51.523969666666666
FO	North Sea Compilation	Spiniferites rubinus	Powell, 1992	1 in plfor_A_N7	16.39	47.70118297647059
FO	North Sea Compilation	Spiniferites dentatus	Riding and Thomas, 1992	0.5 in amm_b_Endemoceras amblygonium	132.43	39.415410433333335
FO	403-406	Spiniferites mirabilis	Costa and Downie, 1979	0 in nan_n_NP18	36.9384	48.620167622222226
FO	403-406	Spiniferites ramosus multiplicatus	Costa and Downie, 1979	0.33 in nan_n_NN11	7.379199999999999	53.069641839999996
FO	Vallentigny	Spiniferites ramosus reticulatus	Davey and Verdier, 1971	0 in amm_b_Douvilleiceras mammillatum	110.87	40.04209664
FO	361	Spiniferites ramosus granosus	Davey, 1978	0.45 in nan_c_NC6b	120.0126414381575	-42.22565567728005
FO	361	Spiniferites cingulatus	Davey, 1978	0.2 in nan_c_NC6b	120.29050118277455	-42.173248087748256
FO	400A	Spiniferites confossus	Davey, 1979	0.33 in nan_u_BC22	114.11991488054556	38.54779441394738
FO	Haldager 1	Spiniferites ramosus ramosus	Davey, 1982	1 in amm_b_Stolcoceras tuberculatum	132.75	43.671715
FO	610	Spiniferites elongatus	De Schepper and Head, 2009	0.5 in plfor_A_N22	0.965	52.9109762
FO	646	Spiniferites elongatus	De Vernal and Mudie, 1989	0.3 in nan_n_NN12	5.3950000000000005	56.339901845
FO	646	Spiniferites pachydermus	De Vernal et al., 1992	0.45 in nan_n_NN19	1.255	57.70231966
FO	646	Spiniferites ellipsoideus	Head et al., 1989	0.75 in nan_c_CN9b	6.9775	55.7884180025
FO	607	Spiniferites elongatus	De Vernal et al., 1992	0.67 in nan_n_NN19	0.9249999999999998	40.592879749999994
FO	607	Spiniferites mirabilis	Mudie, 1987	0.5 in nan_n_NN11	6.91	37.940389325
FO	607	Spiniferites pseudofurcatus	Mudie, 1987	0.9 in nan_n_NN16	2.659	39.55181183
FO	611	Spiniferites elongatus	De Vernal et al., 1992	0.45 in nan_n_NN19	1.255	50.30328755
FO	611	Spiniferites pseudofurcatus	De Vernal et al., 1992	0.45 in nan_n_NN19	1.255	50.30328755
FO	611	Spiniferites splendidus	Mudie, 1987	0.5 in nan_n_NN14	3.985	48.713544850000005
FO	611	Spiniferites bentorii	Mudie, 1987	0.5 in nan_n_NN16	3.175	49.18522675
FO	611	Spiniferites frigidus	Mudie, 1987	0.67 in nan_n_NN19	0.9249999999999998	50.4816465
FO	611	Spiniferites membranaceus	Mudie, 1987	0 in nan_n_NN19	1.93	49.9102193
FO	1411	Spiniferites manumii	Egger et al., 2016	0 in mag_C13n	33.726	35.01696562
FO	985	Spiniferites manumii	Eldrett et al., 2019	1 in mag_C13n	33.214	58.97755142
FO	Hor Harar	Spiniferites mirabilis	Eshet et al., 1992	0 in plfor_B_P1a	65.73400000000001	13.41577642
FO	Scotian Margin	Spiniferites ellipsoideus	Williams et al., 1993	0.2 in stage_Burdigalian	19.558	39.724177489411765
FO	Scotian Margin	Spiniferites mirabilis	Williams et al., 1993	0.5 in stage_Chattian	25.165	39.688394349999996
FO	Scotian Margin	Spiniferites elongatus	Williams et al., 1993	0.75 in stage_Tortonian	8.35	41.430074647058824
FO	Scotian Margin	Spiniferites splendidus	Williams et al., 1993	0.9 in stage_Tortonian	7.6899999999999995	41.530528976470585
FO	647	Spiniferites manumii	Firth et al., 2013	0.5 in mag_C13n	33.47	46.27910471111111
FO	400	Spiniferites splendidus	Harland, 1979	0.33 in nan_n_NN11	7.379199999999999	44.568107311999995
FO	400	Spiniferites septentrionalis	Harland, 1979	0.5 in nan_n_NN11	6.91	44.69890385
FO	400	Spiniferites pseudofurcatus	Harland, 1979	0 in nan_n_NN14	4.04	45.4989594
FO	400	Spiniferites belerius	Harland, 1979	0.5 in nan_n_NN14	3.985	45.51818375
FO	400	Spiniferites pachydermus	Harland, 1979	0.5 in nan_n_NN17	2.46	46.339014999999996
FO	400	Spiniferites elongatus	Harland, 1979	0.5 in nan_n_NN19	1.18	47.027975
FO	Central Danish Trough	Spiniferites dentatus	Heilmann-Clausen, 1987	0 in amm_b_Endemoceras amblygonium	132.6	42.819526
FO	Central Danish Trough	Spiniferites primaevus	Heilmann-Clausen, 1987	0 in amm_b_Paratollia/Platylenticeras	136.59	42.891558177777775
FO	Central Danish Trough	Spiniferites twistringiensis	Heilmann-Clausen, 1987	0 in amm_b_Paratollia/Platylenticeras	136.59	42.891558177777775
FO	Central Danish Trough	Spiniferites ramosus	Heilmann-Clausen, 1987	0.5 in amm_b_Surites icenii	138.51	42.89284671111111
FO	Australia Synthesis	Spiniferites twistringiensis	Helby et al., 1987	0 in stage_Valanginian	137.7	-65.10280277777778
FO	poigny	Spiniferites jarvisii	Pearce et al., 2022	1 in amm_b_Texanites gallicus	85.2	40.91059
FO	poigny	Spiniferites multispinulus	Pearce et al., 2022	0.5 in nan_u_UC13	83.375	40.6001346875
FO	poigny	Spiniferites ramosus pterocoelus	Pearce et al., 2022	0.5 in nan_u_UC15c	77.16448	39.7378380576
FO	Trunch borehole	Spiniferites porosus	Pearce et al., 2020	1 in amm_b_Texanites gallicus	85.2	45.24430028571428
FO	Trunch borehole	Spiniferites ramosus meandriformis	Pearce et al., 2020	0.1 in amm_b_Texanites gallicus	85.974	45.38061384857143
FO	Trunch borehole	Spiniferites jarvisii	Pearce et al., 2020	0.5 in amm_b_Placenticeras polyopsis	84.55000000000001	45.12982507142857
FO	Trunch borehole	Spiniferites multispinulus	Pearce, 2010	0.25 in stage_Campanian	80.78	44.52355435
FO	Trunch borehole	Spiniferites jarvisii	Pearce, 2010	0.5 in amm_b_Placenticeras polyopsis	84.55000000000001	45.12982507142857
FO	Rio Argos	Spiniferites ramosus	Leereveld, 1997b	1 in amm_t_Tirnovella alpillensis	137.59	23.44592841271791
FO	Bordeaux	Spiniferites belerius	Londeix and Jan du Chene, 1998	0.55 in nan_n_NN2	20.755	38.548562095
FO	Bordeaux	Spiniferites delicatus	Londeix and Jan du Chene, 1998	0.55 in nan_n_NN2	20.755	38.548562095
FO	Bordeaux	Spiniferites membranaceus	Londeix and Jan du Chene, 1998	0.6 in nan_n_NN2	20.58	38.596535020000005
FO	638B	Spiniferites twistringiensis	Masure, 1988	1 in nan_n_CC5	125.42327906728546	34.618488803712786
FO	Oga	Spiniferites asperulus	Matsuoka et al., 1987	0 in plfor_A_N15	10.54	28.6949925625
FO	Oga	Spiniferites bulloideus	Matsuoka et al., 1987	0 in plfor_A_N15	10.54	28.6949925625
FO	Oga	Spiniferites elongatus	Matsuoka et al., 1987	0 in plfor_A_N15	10.54	28.6949925625
FO	Oga	Spiniferites serratus	Matsuoka et al., 1987	0.75 in plfor_A_N18/N19	4.7075	31.830271164062502
FO	911	Spiniferites elongatus	Matthiessen and Brenner, 1996	0 in mag_Olduvai	1.925	79.860132375
FO	911	Spiniferites elongatus	Matthiessen and Brenner, 1996	0 in mag_Olduvai	1.925	79.860132375
FO	765A	Spiniferites bulloideus	McMinn, 1992	0 in nan_c_CN5a	13.660400000000001	-23.394448346666668
FO	765A	Spiniferites hyperacanthus	McMinn, 1992	0 in nan_c_CN5a	13.660400000000001	-23.394448346666668
FO	765A	Spiniferites rubinus	McMinn, 1992	0.75 in nan_c_CN5b	11.137500000000001	-22.156040833333336
FO	765A	Spiniferites mirabilis	McMinn, 1992	0.5 in plfor_A_N14	11.105	-22.140087666666666
FO	765A	Spiniferites membranaceus	McMinn, 1992	0.6 in plfor_A_N16	9.104000000000001	-21.15786346666667
FO	823	Spiniferites pachydermus	McMinn, 1993	0.52 in nan_c_CN9	6.854799999999999	-18.127389552
FO	Broyon	Spiniferites primaevus	Monteil, 1992	0.5 in amm_t_Criosarasinella furcillata	132.845	31.33245075
FO	Broyon	Spiniferites ramosus	Monteil, 1993	0.72 in amm_t_Berriasella jacobi	142.0408	31.463934610666666
FO	Angles	Spiniferites ramosus	Monteil, 1993	0.18 in stage_Berriassian	142.128	26.710719999999995
FO	Berrias	Spiniferites ramosus	Monteil, 1993	0.5 in amm_t_Berriasella jacobi	142.56	31.148108457142857
FO	Nordvik Peninsula	Spiniferites ramosus	Nikitenko et al., 2008	0.5 in amm_s_Chetaites sibericus/Praetollia maynci	140.85	74.84674174999999
FO	Bohemian Basin	Spiniferites membranaceus	Olde et al., 2015	0.5 between 0 nan_u_UC5c 1 nan_u_UC6	93.9075	42.774626985
FO	Dan Field	Spiniferites foveolatus	Schiøler, 1993	0.45 in stage_Maastrichtian	69.4115	45.72297234722222
FO	Shukheir-1	Spiniferites mirabilis	Soliman et al., 2012	0 in nan_n_NN2	22.68	20.9181804
FO	Shukheir-1	Spiniferites pseudofurcatus	Soliman et al., 2012	0 in nan_n_NP12	52.93	14.130575926315789
FO	Fumichon	Spiniferites twistringiensis	Tocher and Jarvis, 1994	0.4 in amm_t_Mantelliceras dixoni	97.518	41.659732944
FO	Rodmell	Spiniferites ramosus reticulatus	Tocher and Jarvis, 1996	0.5 in amm_b_Arrhaphoceras briacensis	100.58	43.15096276
FO	Cordebugle	Spiniferites twistringiensis	Tocher and Jarvis, 1996	0 in amm_b_Mantelliceras mantelli	100.25	41.444339500000005
FO	Singa	Spiniferites bentorii	Versteegh, 1997	0.8 in nan_c_CN15	0.057999999999999996	38.441300000000005
FO	Singa	Spiniferites bulloideus	Versteegh, 1997	0.5 in nan_n_NN17	2.46	38.081
FO	Singa	Spiniferites pseudofurcatus granulosus	Versteegh, 1997	0.8 in nan_n_NN17	2.418	38.0873
FO	25_8-4	Spiniferites rhomboideus	Viera et al., 2020	0.5 in nan_n_NP7	58.286699999999996	48.748740123750004
FO	25_8-4	Spiniferites fentonii	Viera et al., 2020	0.25 in nan_n_NP8	57.50615	48.884389956875
FO	25_8-4	Spiniferites truncatus	Viera et al., 2020	0 in nan_n_NP8	57.6005	48.867993106250005
FO	1039	Spiniferites membranaceus	Zegarra and Helenes, 2011	0.5 in stage_Chibanian	0.4515	9.063375805
FO	1039	Spiniferites splendidus	Zegarra and Helenes, 2011	0.75 in stage_Chibanian	0.29025	9.2693130175
FO	1039	Spiniferites bulloideus	Zegarra and Helenes, 2011	0 in stage_Langhian	15.99	-2.5376379428571436
FO	1039	Spiniferites hyperacanthus	Zegarra and Helenes, 2011	0.55 in stage_Langhian	14.7965	-1.739452422857143
FO	1039	Spiniferites paradoxus	Zegarra and Helenes, 2011	0.45 in stage_Langhian	15.0135	-1.8845770628571437
FO	887	Spiniferites alaskensis	Zorzi et al., 2020	0.5 in mis_MIS5e	0.124	54.243509960000004
FO	887	Spiniferites membranaceus	Zorzi et al., 2020	0.79 in mag_C3n.1r	4.34053	53.3103008876
FO	Central Graben	Spiniferites magnificus	Vieira et al., 2020b	0.42 in stage_Danian	64.2004	46.482415388
FO	Central Graben	Spiniferites fentonii	Vieira et al., 2020b	0.28 in stage_Thanetian	58.3328	46.691786551999996
FO	Central Graben	Spiniferites truncatus	Vieira et al., 2020b	0.26 in stage_Thanetian	58.397600000000004	46.680966733999995
FO	Central Graben	Spiniferites rhomboideu+D9252s	Vieira et al., 2020b	0.16 in stage_Thanetian	58.7216	46.626867644
LO	959	Spiniferites bejui	Masure et al., 1998	1 in stage_Santonian	83.65	-6.236510214285713
LO	959	Spiniferites twistringiensis	Masure et al., 1998	0 in stage_Thanetian	59.24	-9.238174599999999
LO	552	Spiniferites pseudofurcatus	Brown and Downie, 1984	0.75 in nan_n_NP12	51.2169175	46.70443594105
LO	552	Spiniferites ramosus granosus	Brown and Downie, 1984	0.5 in nan_n_NP13	49.722815	46.90532442547143
LO	552	Spiniferites twistringiensis	Brown and Downie, 1984	0.5 in nan_n_NP13	49.722815	46.90532442547143
LO	553	Spiniferites ramosus gracilis	Brown and Downie, 1984	0.75 in nan_n_NP13	49.2612775	47.01941235988572
LO	555	Spiniferites monilis	Brown and Downie, 1984	0.4 in nan_n_NP9	56.73426	46.4484350544
LO	nw Pacific	Spiniferites firmus	Bujak and Matsuoka, 1986	0 in stage_Chibanian	0.774	46.947680000000005
LO	nw Pacific	Spiniferites membranaceus	Bujak and Matsuoka, 1986	0 in stage_Chibanian	0.774	46.947680000000005
LO	nw Pacific	Spiniferites serratus	Bujak and Matsuoka, 1986	0 in stage_Chibanian	0.774	46.947680000000005
LO	nw Pacific	Spiniferites strictus	Bujak and Matsuoka, 1986	0 in stage_Chibanian	0.774	46.947680000000005
LO	nw Pacific	Spiniferites ellipsoideus	Bujak and Matsuoka, 1986	1 in stage_Zanclean	3.6	47.852000000000004
LO	nw Pacific	Spiniferites hexatypicus	Bujak and Matsuoka, 1986	1 in stage_Zanclean	3.6	47.852000000000004
LO	nw Pacific	Spiniferites ovatus	Bujak and Matsuoka, 1986	0 in stage_Zanclean	5.333	48.40656
LO	nw Pacific	Spiniferites pseudofurcatus	Bujak and Matsuoka, 1986	0 in stage_Zanclean	5.333	48.40656
LO	North Sea Compilation	Spiniferites dentatus	Costa and Davey, 1992	0.2 in amm_b_Paracrioceras denckmanni	123.94200000000001	41.256804912727276
LO	North Sea Compilation	Spiniferites pseudofurcatus	Powell, 1992	0.15 in plfor_A_N17	8.151	49.96228444352941
LO	North Sea Compilation	Spiniferites splendidus	Powell, 1992	0.5 in nan_n_NN15	3.875	51.16361083333334
LO	North Sea Compilation	Spiniferites supparus	Powell, 1992	0.9 in nan_n_NP4	61.475548	42.25026545061
LO	North Sea Compilation	Spiniferites primaevus	Riding and Thomas, 1992	0 in amm_b_Polyptychites	136.72	39.479700533333336
LO	361	Spiniferites ramosus granosus	Davey, 1978	0.5 in nan_c_NC6b	119.9570694892341	-42.22604172782555
LO	400A	Spiniferites ramosus multibrevis	Davey, 1979	0.5 in nan_u_BC23	111.56510625000001	38.79998449246875
LO	400A	Spiniferites confossus	Davey, 1979	0.67 in nan_u_BC22	113.63962561280603	38.618744108337204
LO	646	Spiniferites rubinus	De Vernal et al., 1992	0.45 in mag_Matuyama	0.89235	57.812811771499995
LO	646	Spiniferites membranaceus	De Vernal et al., 1992	0.67 in nan_n_NN19	0.9249999999999998	57.79791325
LO	646	Spiniferites pachydermus	De Vernal et al., 1992	0.45 in nan_n_NN19	1.255	57.70231966
LO	646	Spiniferites mirabilis	De Vernal et al., 1992	0.5 in nan_n_NN21	0.145	58.15383505
LO	646	Spiniferites ellipsoideus	Head et al., 1989	1 in nan_n_NN11	5.53	56.29285583
LO	644	Spiniferites scabratus	De Vernal et al., 1992	0.48 in mag_Bruhnes	0.40196000000000004	66.9246204412
LO	644	Spiniferites pseudofurcatus	De Vernal et al., 1992	0.72 in mag_Matuyama	0.8337600000000001	66.84364498720001
LO	E67-135	Spiniferites membranaceus	De Vernal et al., 1992	0.6 in mag_Bruhnes	0.30920000000000003	19.886718396
LO	607	Spiniferites membranaceus	De Vernal et al., 1992	0.15 in nan_n_NN19	1.705	40.13149085
LO	607	Spiniferites splendidus	Mudie, 1987	0 in nan_n_NN18	2.39	39.7152643
LO	611	Spiniferites bentorii	De Vernal et al., 1992	0.9 in nan_n_NN19	0.5799999999999998	50.6190324
LO	611	Spiniferites membranaceus	De Vernal et al., 1992	0.9 in nan_n_NN19	0.5799999999999998	50.6190324
LO	Pueblo	Spiniferites ramosus granosus	Dodsworth, 2000	0.5 in amm_b_Mammites nodosoides	93.125	45.66606375
LO	Q13_14	Spiniferites primaevus	Duxbury, 2001	0 in amm_b_Polyptychites	136.72	45.07178544
LO	Q13_14	Spiniferites dentatus	Duxbury, 2001	0.5 in amm_b_Prodichotomites	135.05	45.1160371
LO	Q13_14	Spiniferites fenestratus	Duxbury, 2001	0.5 in amm_b_Prodichotomites	135.05	45.1160371
LO	1406	Spiniferites manumii	Egger et al., 2016	0.67 in mag_C12r	31.71521	34.405860144114286
LO	985	Spiniferites manumii	Eldrett et al., 2019	0.8 in mag_C12r	31.4244	59.16391439866666
LO	908	Spiniferites manumii	Eldrett et al., 2019	0 in mag_C12n	30.977	68.83563683333333
LO	Scotian Margin	Spiniferites ellipsoideus	Williams et al., 1993	0.2 in stage_Zanclean	4.9864	41.942026438588236
LO	Scotian Margin	Spiniferites splendidus	Williams et al., 1993	0.2 in stage_Zanclean	4.9864	41.942026438588236
LO	Scotian Margin	Spiniferites ovatus	Fensome et al., 2008	0.5 between 1 nan_n_NN11 1 nan_n_NN15	4.675	41.98942261764706
LO	647	Spiniferites manumii	Firth et al., 2013	0.25 in mag_C12r	32.65475	46.380746457777775
LO	400	Spiniferites belerius	Harland, 1979	0.5 in nan_n_NN19	1.18	47.027975
LO	400	Spiniferites pseudofurcatus	Harland, 1979	1 in nan_n_NN16	2.53	46.301337499999995
LO	400	Spiniferites splendidus	Harland, 1979	0.5 in nan_n_NN14	3.985	45.51818375
LO	Central Danish Trough	Spiniferites dentatus	Heilmann-Clausen, 1987	0.5 in amm_b_Ancyloceras inexum / S. pingue	121.83	45.22841150909091
LO	Central Danish Trough	Spiniferites primaevus	Heilmann-Clausen, 1987	0.5 in amm_b_Craspedodiscus gottschei	128.405	43.443609827272724
LO	poigny	Spiniferites multispinulus	Pearce et al., 2022	0.6 in nan_u_UC15c	77.084694	39.72746960094667
LO	poigny	Spiniferites porosus	Pearce et al., 2022	0.6 in amm_b_Placenticeras polyopsis	84.42	40.777902250000004
LO	Trunch borehole	Spiniferites porosus	Pearce et al., 2020	0.8 in amm_b_Placenticeras polyopsis	84.16000000000001	45.06113994285714
LO	Trunch borehole	Spiniferites jarvisii	Pearce, 2010	0.2 in stage_Campanian	81.354	44.597504205
LO	Trunch borehole	Spiniferites multispinulus	Pearce, 2010	0 in amm_b_Neancyloceras phaleratum	80.67	44.509382775
LO	638B	Spiniferites ramosus ramosus	Masure, 1988	1 in nan_n_CC4b	127.98967906728548	34.34272445753096
LO	638B	Spiniferites twistringiensis	Masure, 1988	0.5 in nan_n_CC6	123.47120286697606	34.82824294066548
LO	Oga	Spiniferites ellipsoideus	Matsuoka et al., 1987	0.6 in plfor_A_N18/N19	4.91	31.721416656250003
LO	Oga	Spiniferites hexatypicus	Matsuoka et al., 1987	0.6 in plfor_A_N18/N19	4.91	31.721416656250003
LO	Oga	Spiniferites ramosus gracilis	Matsuoka et al., 1987	0.6 in plfor_A_N18/N19	4.91	31.721416656250003
LO	Disko	Spiniferites clavus	Piasecki et al., 1992	1 in nan_n_NP6	58.9729	56.637364993666665
LO	Lemme	Spiniferites varmae	Powell, 1986	0.5 between 0 nan_n_NP24 1 plfor_A_P21	27.0314	38.75743426879857
LO	east Kent	Spiniferites scabrosus	Prince et al., 2008	0 in amm_b_Scaphites hippocrepis III	81.53	43.8237782
LO	Dan Field	Spiniferites foveolatus	Schiøler, 1993	1 in stage_Maastrichtian	66.04	45.28252333333333
LO	Fumichon	Spiniferites twistringiensis	Tocher and Jarvis, 1994	0.25 in amm_t_Acanthoceras rhotomagense	95.97749999999999	41.76046932
LO	Duneau	Spiniferites twistringiensis	Tocher and Jarvis, 1995	0.5 in amm_t_Metoicoceras geslinianum	94.36	41.91881925714286
LO	Cordebugle	Spiniferites twistringiensis	Tocher and Jarvis, 1996	0.6 in amm_b_Mantelliceras mantelli	99.122	41.518248316000005
LO	25_8-4	Spiniferites fentonii	Viera et al., 2020	0.45 in nan_n_NP8	57.43067	48.897507437375
LO	25_8-4	Spiniferites truncatus	Viera et al., 2020	0.5 in nan_n_NP8	57.4118	48.9007868075
LO	25_8-4	Spiniferites rhomboideus	Viera et al., 2020	0.75 in plfor_B_P5	56.275999999999996	49.098174650000004
LO	1039	Spiniferites splendidus	Zegarra and Helenes, 2011	1 in stage_Chibanian	0.129	9.47525023
LO	1039	Spiniferites paradoxus	Zegarra and Helenes, 2011	0.6 in stage_Langhian	14.688	-1.6668901028571437
LO	1039	Spiniferites mirabilis	Zegarra and Helenes, 2011	0.8 in stage_Tortonian	8.129999999999999	2.7189504
LO	887	Spiniferites alaskensis	Zorzi et al., 2020	0.5 in mis_MIS5a	0.0785	54.267907515000005
LO	Central Graben	Spiniferites magnificus	Vieira et al., 2020b	0.95 in stage_Danian	61.879	46.433731385
LO	Central Graben	Spiniferites fentonii	Vieira et al., 2020b	0.4375 in stage_Thanetian	57.8225	46.77699261875
LO	Central Graben	Spiniferites truncatus	Vieira et al., 2020b	0.5625 in stage_Thanetian	57.417500000000004	46.84461648125
LO	Central Graben	Spiniferites rhomboideus	Vieira et al., 2020b	0.625 in stage_Thanetian	57.215	46.8784284125

Histogram