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
FO	Nuussuaq basin	Nyktericysta arachnion	Nøhr-Hansen, 2025	0.07 in stage_Cenomanian	100.038	60.216
FO	Wyoming	Nyktericysta arachnion	Bint, 1986	0 in stage_Albian	113.2	48.285
LO	Wyoming	Nyktericysta arachnion	Bint, 1986	1 in stage_Albian	100.5	49.703
FO	Heilongjiang	Nyktericysta beierensis	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Berriasian	143.1	53.793
LO	Heilongjiang	Nyktericysta beierensis	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Cenomanian	100.5	50.034
LO	Arctic Basin	Nyktericysta davisii	Williams et al., 2025	1 in stage_Albian	100.5	74.212
LO	Arctic Basin	Nyktericysta davisii	Williams et al., 2025	0 in stage_Cenomanian	100.5	74.212
FO	Labrador Sea	Nyktericysta davisii	Nøhr-Hansen, 2025	0.39 in stage_Albian	108.247	55.747
LO	Labrador Sea	Nyktericysta davisii	Nøhr-Hansen, 2025	0 in stage_Turonian	93.9	57.064
FO	Nuussuaq basin	Nyktericysta davisii	Nøhr-Hansen, 2025	0.34 in stage_Albian	108.882	59.188
FO	Wyoming	Nyktericysta davisii	Bint, 1986	0 in stage_Albian	113.2	48.285
LO	Wyoming	Nyktericysta davisii	Bint, 1986	1 in stage_Albian	100.5	49.703
LO	Labrador Sea	Nyktericysta dictyophora	Nøhr-Hansen, 2025	0.57 in stage_Turonian	91.329	56.787
FO	Songliao	Nyktericysta dictyophora	He Chengquan et al., 1992	0 in stage_Albian	113.2	32.13
LO	Songliao	Nyktericysta dictyophora	He Chengquan et al., 1992	1 in stage_Albian	100.5	30.571
FO	Songliao	Nyktericysta granorugosa	Qiao Xiuyun et al., 1992	0 in stage_Berriasian	143.1	22.329
LO	Songliao	Nyktericysta granorugosa	Qiao Xiuyun et al., 1992	1 in stage_Barremian	121.4	33.031
FO	Songliao	Nyktericysta granulata	Gao Ruiqi et al., 1992a	0 in stage_Campanian	83.65	33.235
LO	Songliao	Nyktericysta granulata	Gao Ruiqi et al., 1992a	1 in stage_Campanian	72.17	33.526
FO	Heilongjiang	Nyktericysta hailaerensis	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Berriasian	143.1	53.793
LO	Heilongjiang	Nyktericysta hailaerensis	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Cenomanian	100.5	50.034
FO	Alberta	Nyktericysta inflata	Dolby, 2019	0 in stage_Aptian	121.4	62.112
LO	Alberta	Nyktericysta inflata	Dolby, 2019	0.5 in stage_Albian	106.85	63.658
FO	Ontario	Nyktericysta lacustra	Zippi, 1998	0 in stage_Aptian	121.4	45.718
LO	Ontario	Nyktericysta lacustra	Zippi, 1998	1 in stage_Albian	100.5	49.12
FO	Songliao	Nyktericysta microreticulata	He Chengquan et al., 1992	0 in stage_Albian	113.2	32.13
LO	Songliao	Nyktericysta microreticulata	He Chengquan et al., 1992	1 in stage_Albian	100.5	30.571
FO	Songliao	Nyktericysta microreticulata ssp. circularis	He Chengquan et al., 1992	0 in stage_Albian	113.2	32.13
LO	Songliao	Nyktericysta microreticulata ssp. circularis	He Chengquan et al., 1992	1 in stage_Albian	100.5	30.571
FO	Heilongjiang	Nyktericysta nebulosa	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Berriasian	143.1	53.793
LO	Heilongjiang	Nyktericysta nebulosa	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Cenomanian	100.5	50.034
FO	Dorset-Yorkshire	Nyktericysta pannosa	Duxbury, 1980	0.25 in stage_Barremian	125.225	39.832
LO	Dorset-Yorkshire	Nyktericysta pannosa	Duxbury, 1980	0.75 in stage_Barremian	122.675	40.541
FO	Alberta	Nyktericysta pentagonum	Singh, 1983	0.25 in stage_Cenomanian	98.85	64.322
LO	Alberta	Nyktericysta pentagonum	Singh, 1983	0.75 in stage_Cenomanian	95.55	64.595
FO	Alberta	Nyktericysta pentaradiata	Singh, 1983	0 in stage_Cenomanian	100.5	64.185
LO	Alberta	Nyktericysta pentaradiata	Singh, 1983	0.5 in stage_Cenomanian	97.2	64.458
FO	Heilongjiang	Nyktericysta puyangensis	Wan Chuanbiao and Qiao Xiuyun, 1994	0 in stage_Barremian	126.5	53.416
LO	Heilongjiang	Nyktericysta puyangensis	Wan Chuanbiao and Qiao Xiuyun, 1994	1 in stage_Albian	100.5	50.034
FO	Heilongjiang	Nyktericysta ramiformis	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Berriasian	143.1	53.793
LO	Heilongjiang	Nyktericysta ramiformis	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Cenomanian	100.5	50.034
FO	Heilongjiang	Nyktericysta reticulata	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Berriasian	143.1	53.793
LO	Heilongjiang	Nyktericysta reticulata	Wan Chuanbiao and Zhang Ying, 1990	0 in stage_Cenomanian	100.5	50.034
FO	Siberia	Nyktericysta sibirica	Razumkova, 2016	0 in stage_Aptian	121.4	40.771
LO	Siberia	Nyktericysta sibirica	Razumkova, 2016	1 in stage_Aptian	113.2	41.922
FO	Songliao	Nyktericysta spinosa	Gao Ruiqi et al., 1992a	0 in stage_Campanian	83.65	33.235
LO	Songliao	Nyktericysta spinosa	Gao Ruiqi et al., 1992a	1 in stage_Campanian	72.17	33.526
FO	Songliao	Nyktericysta symmetrica	He Chengquan et al., 1992	0 in stage_Albian	113.2	32.13
LO	Songliao	Nyktericysta symmetrica	He Chengquan et al., 1992	1 in stage_Albian	100.5	30.571
FO	Inner Mongolia	Nyktericysta trigona	Lang Yan et al., 1999	0 in stage_Berriasian	143.1	46.052
LO	Inner Mongolia	Nyktericysta trigona	Lang Yan et al., 1999	1 in stage_Albian	100.5	44.276
LO	Scotian Margin	Nyktericysta tripenta	Fensome et al., 2008	0 in stage_Cenomanian	100.5	40.925
LO	Labrador Sea	Nyktericysta tripenta	Nøhr-Hansen, 2025	0.88 in stage_Albian	102.024	56.327
LO	Hold With Hope	Nyktericysta tripenta	Nøhr-Hansen et al., 2019	0.8 in stage_Cenomanian	95.22	59.108
FO	Wyoming	Nyktericysta tripenta	Bint, 1986	0.5 in stage_Albian	106.85	48.994
LO	Wyoming	Nyktericysta tripenta	Bint, 1986	1 in stage_Albian	100.5	49.703
LO	North Sea Compilation	Nyktericysta vitrea	Duxbury, 2019	1 in stage_Aptian	113.2	43.824
FO	North Sea Compilation	Nyktericysta vitrea	Duxbury, 2019	0.5 in stage_Aptian	117.3	42.923
FO	Isle of Wright	Nyktericysta vitrea	Duxbury, 1983	0 in amm_b_Deshayesites deshayesi	119.97	40.128
LO	Isle of Wright	Nyktericysta vitrea	Duxbury, 1983	0.75 in amm_b_Tropaeum bowerbanki	118.848	40.483
LO	Isle of Wright	Nyktericysta vitrea	Duxbury, 1983	0.75 in amm_b_Tropaeum bowerbanki	118.848	40.483
FO	Northeast Greenland	Nyktericysta vitrea	Nøhr-Hansen, 2025	0.4 in stage_Barremian	124.46	53.773
LO	Northeast Greenland	Nyktericysta vitrea	Nøhr-Hansen, 2025	0.82 in stage_Aptian	114.676	56.677
LO	Hold With Hope	Nyktericysta vitrea	Nøhr-Hansen et al., 2019	0.75 in stage_Aptian	115.25	57.044