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	Rif	Chytroeisphaeridia baetica	Slimani et al., 2016	1 in stage_Thanetian	56	23.56
FO	Southern Spain	Chytroeisphaeridia baetica	Riegel, 1974	0 in stage_Cenomanian	100.5	28.84
LO	North Sea Compilation	Chytroeisphaeridia cerastes	Copestake and Partington, 2023	0.1 in amm_b_Perisphinctes pumilus	158.311	40.205
LO	North Sea Compilation	Chytroeisphaeridia cerastes	Riding and Thomas, 1992	0.8 in amm_b_Perisphinctes pumilus	158.038	40.211
FO	North Sea Compilation	Chytroeisphaeridia cerastes	Riding and Thomas, 1992	0 in amm_b_Zigzagiceras zigzag	168.17	39.976
FO	Isle of Skye	Chytroeisphaeridia cerastes	Riding and Thomas, 1997	0.9 in amm_b_Macrocephalites herveyi	164.669	43.169
LO	Isle of Skye	Chytroeisphaeridia cerastes	Riding and Thomas, 1997	0.75 in amm_b_Perisphinctes pumilus	158.058	43.901
LO	Dorset-Yorkshire	Chytroeisphaeridia cerastes	Woollam and Riding, 1983	1 in amm_b_Perisphinctes plicatilis	158.35	38.872
FO	North Sea Coast	Chytroeisphaeridia cerastes	Riley and Fenton, 1982	0.5 in amm_b_Sigaloceras calloviense	163.67	36.546
LO	Central Danish Trough	Chytroeisphaeridia cerastes	Heilmann-Clausen, 1987	1 in amm_b_Paratollia/Platylenticeras	134.55	42.958
FO	Central Danish Trough	Chytroeisphaeridia cerastes	Heilmann-Clausen, 1987	0 in amm_b_Peregrinoceras albidum	137.81	43.103
FO	Rio Argos	Chytroeisphaeridia cerastes	Leereveld, 1997a	0.8 in amm_t_Crioceratites loryi	131.05	24.378
LO	Rio Argos	Chytroeisphaeridia cerastes	Leereveld, 1997a	0.5 in amm_t_Subsaynella sayni	129.38	24.271
LO	Milne Land	Chytroeisphaeridia cerastes	Smelror, 1988a	0.5 in amm_b_Cardioceras cordatum	159.38	51.003
FO	Milne Land	Chytroeisphaeridia cerastes	Smelror, 1988a	0.5 in amm_b_Erymnoceras coronatum	163.105	50.703
FO	Vega	Chytroeisphaeridia cerastes	Århus et al., 1989	0.2 in amm_b_Peltoceras athleta	162.818	53.557
FO	Kong Karls Land	Chytroeisphaeridia cerastes	Smelror, 1988b	1 in amm_b_Peltoceras athleta	162.45	66.916
FO	North Sea Compilation	Chytroeisphaeridia chytroeides	Riding and Thomas, 1992	0 in amm_b_Brasilia bradfordensis	171.9	39.889
LO	North Sea Compilation	Chytroeisphaeridia chytroeides	Riding and Thomas, 1992	1 in amm_b_Subcraspedites lamplughi	141.75	39.838
FO	Arctic Basin	Chytroeisphaeridia chytroeides	Bujak et al., 2022	0 in amm_b_Grammoceras thouarsense	178.34	72.814
LO	Caucasus	Chytroeisphaeridia chytroeides	Smelror and Lominadze, 1989	1 in amm_t_Erymnoceras coronatum	162.64	40.933
FO	Czestochowa	Chytroeisphaeridia chytroeides	Poulsen, 1998	0.4 in amm_t_Parkinsonia parkinsoni	168.5	42.315
LO	Czestochowa	Chytroeisphaeridia chytroeides	Poulsen, 1998	0.6 in amm_b_Sigaloceras calloviense	163.63	41.683
LO	Figueira Da Foz	Chytroeisphaeridia chytroeides	Smelror et al., 1991	0.5 in amm_t_Bullatimorphites bullatus	164.985	31.178
LO	ODP 765	Chytroeisphaeridia chytroeides	Helby and McMinn, 1992	0.8 in nan_n_CC3	133.855	-51.695
FO	Northwest Australia compilation	Chytroeisphaeridia chytroeides	Riding et al., 2010	0.6 in stage_Bathonian	166.442	-39.817
LO	Northwest Australia compilation	Chytroeisphaeridia chytroeides	Riding et al., 2010	0.67 in stage_Oxfordian	157.007	-43.474
FO	Calvados	Chytroeisphaeridia chytroeides	Feist-Burkhardt and Monteil, 1997	0.75 in amm_b_Stephanoceras humphriesianum	169.827	35.924
FO	Dorset-Yorkshire	Chytroeisphaeridia chytroeides	Woollam and Riding, 1983	0 in amm_b_Garantiana garantiana	169.27	38.282
LO	Dorset-Yorkshire	Chytroeisphaeridia chytroeides	Woollam and Riding, 1983	0 in amm_b_Paracraspedites oppressus	144.13	39.058
LO	DSDP 534	Chytroeisphaeridia chytroeides	Habib and Drugg, 1983	0.5 in mag_M19n	143.185	23.879
FO	Milne Land	Chytroeisphaeridia chytroeides	Smelror, 1988a	0.25 in amm_b_Peltoceras athleta	162.795	50.728
LO	Milne Land	Chytroeisphaeridia chytroeides	Smelror, 1988a	0.5 in amm_b_Peltoceras athleta	162.68	50.737
FO	Cabo Mondego	Chytroeisphaeridia chytroeides	Correia et al., 2019	0.5 in amm_t_Parkinsonia parkinsoni	168.445	30.873
FO	Lusitanian Basin	Chytroeisphaeridia chytroeides	Correia et al., 2018	0 in amm_b_Zigzagiceras zigzag	168.17	30.774
FO	Rio Argos	Chytroeisphaeridia conspicua	Leereveld, 1997a	0.5 in amm_t_Acanthodiscus radiatus	132.105	24.574
FO	Vocontian Basin	Chytroeisphaeridia conspicuua	Duxbury, 2024	0 in amm_t_Thurmanniceras pertransiens	137.59	30.109
LO	Vocontian Basin	Chytroeisphaeridia conspicuua	Duxbury, 2024	1 in amm_t_Criosarasinella furcillata	132.6	29.838
FO	Tarim Basin	Chytroeisphaeridia elongata	He Chengquan, 1991	0 in stage_Danian	66.04	36.871
LO	Tarim Basin	Chytroeisphaeridia elongata	He Chengquan, 1991	1 in stage_Thanetian	56	38.42
FO	North Bulgaria	Chytroeisphaeridia gochtii	Dodekova, 1975	0.5 in stage_Bathonian	166.73	37.524
LO	North Bulgaria	Chytroeisphaeridia gochtii	Dodekova, 1975	1 in stage_Bathonian	165.29	37.201
FO	Scotian Margin	Chytroeisphaeridia hadra	Fensome et al., 2016b	0 in stage_Cenomanian	100.5	40.925
LO	Scotian Margin	Chytroeisphaeridia hadra	Fensome et al., 2016b	1 in stage_Maastrichtian	66.04	37.958
LO	North Sea Compilation	Chytroeisphaeridia hyalina	Copestake and Partington, 2023	1 in amm_b_Sigaloceras calloviense	163.47	40.085
FO	North Sea Compilation	Chytroeisphaeridia hyalina	Copestake and Partington, 2023	0.9 in amm_b_Oxycerites orbis	165.522	40.037
FO	Caucasus	Chytroeisphaeridia hyalina	Smelror and Lominadze, 1989	0 in amm_t_Erymnoceras coronatum	163.3	41.178
LO	Caucasus	Chytroeisphaeridia hyalina	Smelror and Lominadze, 1989	1 in amm_b_Kosmoceras jason	163.3	41.178
FO	Champagne	Chytroeisphaeridia hyalina	Fauconnier, 1995	0 in amm_b_Kosmoceras jason	163.47	37.373
LO	Champagne	Chytroeisphaeridia hyalina	Fauconnier, 1995	1 in amm_b_Kosmoceras jason	163.3	37.373
FO	Isle of Skye	Chytroeisphaeridia hyalina	Riding and Thomas, 1997	0.85 in amm_b_Macrocephalites herveyi	164.703	43.165
LO	Isle of Skye	Chytroeisphaeridia hyalina	Riding and Thomas, 1997	0.9 in amm_b_Macrocephalites herveyi	164.669	43.169
FO	North Sea Coast	Chytroeisphaeridia hyalina	Riley and Fenton, 1982	0 in amm_b_Macrocephalites herveyi	165.29	36.475
LO	Milne Land	Chytroeisphaeridia hyalina	Smelror, 1988a	0.25 in amm_b_Cardioceras cordatum	159.52	50.992
FO	Milne Land	Chytroeisphaeridia hyalina	Smelror, 1988a	1 in amm_b_Clydoniceras discus	165.29	50.526
FO	Tarim Basin	Chytroeisphaeridia microgranulata	He Chengquan, 1991	0 in stage_Ypresian	56	38.42
LO	Tarim Basin	Chytroeisphaeridia microgranulata	He Chengquan, 1991	1 in stage_Ypresian	48.07	38.365
FO	Dongtai	Chytroeisphaeridia minuta	Qian Ze-Shu et al., 1986	0 in stage_Danian	66.04	38.274
LO	Dongtai	Chytroeisphaeridia minuta	Qian Ze-Shu et al., 1986	1 in stage_Ypresian	48.07	39.017
FO	Dorset-Yorkshire	Chytroeisphaeridia pericompsa	Ioannides et al., 1977	0.25 in stage_Kimmeridgian	153.395	39.093
LO	Dorset-Yorkshire	Chytroeisphaeridia pericompsa	Ioannides et al., 1977	0.75 in stage_Kimmeridgian	150.625	39.191
LO	Western Canada	Chytroeisphaeridia scabrata	Pocock, 1972	1 in stage_Bajocian	168.17	41.607
FO	Western Canada	Chytroeisphaeridia scabrata	Pocock, 1972	0 in stage_Bajocian	170.9	40.028
FO	Tengelic	Chytroeisphaeridia tuberosa	Sütő-Szentai, 1982a	0 in stage_Tortonian	11.65	42.176
LO	Tengelic	Chytroeisphaeridia tuberosa	Sütő-Szentai, 1982a	1 in stage_Messinian	5.333	44.463
FO	Heilongjiang	Chytroeisphaeridia yujingxianii	Yu Jingxian, 1982	0 in stage_Berriasian	143.1	53.793
LO	Heilongjiang	Chytroeisphaeridia yujingxianii	Yu Jingxian, 1982	1 in stage_Valanginian	132.6	53.818