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	Salzburg	Palaecysta complicata	Boorova et al., 1999	0.5 in stage_Valanginian	135.15	28.579
FO	Salzburg	Palaecysta complicata	Boorova et al., 1999	0.2 in stage_Berriasian	142.02	29.593
FO	Rio Argos	Palaecysta complicata	Leereveld, 1997a	0.5 in amm_t_Acanthodiscus radiatus	132.105	24.574
LO	Yorkshire	Palaecysta complicata	Neale and Sarjeant, 1962	0.5 in stage_Barremian	123.95	41.171
FO	Madagascar	Palaecysta crispabaculata	Chen, 2013	0 in stage_Hauterivian	132.6	-46.021
LO	Madagascar	Palaecysta crispabaculata	Chen, 2013	0.5 in stage_Hauterivian	129.55	-46.657
FO	Madagascar	Palaecysta crispabaculata ssp. delicata	Chen, 2013	0.5 in stage_Hauterivian	129.55	-46.657
LO	Madagascar	Palaecysta crispabaculata ssp. delicata	Chen, 2013	1 in stage_Hauterivian	126.5	-46.486
FO	Madagascar	Palaecysta foveoreticulata	Chen, 2013	0.5 in stage_Berriasian	140.4	-41.821
LO	Madagascar	Palaecysta foveoreticulata	Chen, 2013	1 in stage_Berriasian	137.7	-43.327
FO	Madagascar	Palaecysta foveoreticulata ssp. madagascarensis	Chen, 2013	0 in stage_Berriasian	143.1	-40.314
LO	Madagascar	Palaecysta foveoreticulata ssp. madagascarensis	Chen, 2013	1 in stage_Berriasian	137.7	-43.327
FO	Madagascar	Palaecysta integra	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta integra	Chen, 2013	1 in stage_Berriasian	137.7	-43.327
FO	Madagascar	Palaecysta integra ssp. digitata	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta integra ssp. digitata	Chen, 2013	1 in stage_Tithonian	143.1	-40.314
FO	Madagascar	Palaecysta integra ssp. mahajangaensis	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta integra ssp. mahajangaensis	Chen, 2013	1 in stage_Tithonian	143.1	-40.314
FO	Madagascar	Palaecysta melakyensis	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta melakyensis	Chen, 2013	1 in stage_Berriasian	137.7	-43.327
FO	Madagascar	Palaecysta morondavaensis	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta morondavaensis	Chen, 2013	1 in stage_Berriasian	137.7	-43.327
LO	North Sea Compilation	Palaecysta palmula	Costa and Davey, 1992	0 in amm_b_Polyptychites	136.72	39.661
FO	North Sea Compilation	Palaecysta palmula	Costa and Davey, 1992	0.5 in amm_b_Surites stenomphalus	138.03	39.707
FO	Australia synthesis	Palaecysta palmula	Helby et al., 1987	0.1 in stage_Tithonian	148.626	-46.881
LO	Australia synthesis	Palaecysta palmula	Helby et al., 1987	0.9 in stage_Valanginian	133.11	-54.439
LO	Q13_14	Palaecysta palmula	Duxbury, 2001	0.33 in amm_b_Polyptychites	136.334	45.282
LO	ODP 765	Palaecysta palmula	Helby and McMinn, 1992	0.8 in nan_n_CC3	133.855	-51.695
LO	Salzburg	Palaecysta palmula	Boorova et al., 1999	0.25 in stage_Berriasian	141.75	29.553
FO	Salzburg	Palaecysta palmula	Boorova et al., 1999	1 in stage_Tithonian	143.1	29.752
FO	Northeast Greenland	Palaecysta palmula	Nøhr-Hansen, 2025	0.6 in stage_Berriasian	139.86	52.917
LO	Central Danish Trough	Palaecysta palmula	Heilmann-Clausen, 1987	1 in amm_b_Dichotomites	133.09	42.866
FO	Central Danish Trough	Palaecysta palmula	Heilmann-Clausen, 1987	0 in amm_b_Hectoroceras kochi	139.92	43.191
LO	Haldager 1	Palaecysta palmula	Davey, 1982	1 in amm_b_Stolcoceras tuberculatum	132.75	43.672
FO	Haldager 1	Palaecysta palmula	Davey, 1982	1 in amm_b_Subcraspedites primitivus	143.74	43.966
LO	Rio Argos	Palaecysta palmula	Leereveld, 1997a	1 in amm_t_Acanthodiscus radiatus	131.61	24.482
FO	Rio Argos	Palaecysta palmula	Leereveld, 1997b	0.55 in amm_t_Neocomites peregrinus	133.747	24.878
FO	Hold With Hope	Palaecysta palmula	Nøhr-Hansen et al., 2019	0.67 in stage_Berriasian	139.482	53.385
LO	Moray Firth	Palaecysta palmula	Duxbury, 2018	0.3 in amm_b_Polyptychites	136.369	44.426
LO	Paksa	Palaecysta palmula	Shulgina et al., 1994	0.15 in amm_s_Unzoned	137.134	73.139
LO	Vocontian Basin	Palaecysta palmula	Duxbury, 2024	0.2 in amm_t_Karakaschiceras inostranzewi	135.88	30.026
LO	Wollaston	Palaecysta palmula	Alsen et al., 2023	0.55 in stage_Valanginian	134.895	53.709
FO	Wollaston	Palaecysta palmula	Alsen et al., 2023	0.55 in amm_s_Chetaites sibericus/Praetollia maynci	140.757	54.109
FO	Madagascar	Palaecysta palmula ssp. ankamotraensis	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta palmula ssp. ankamotraensis	Chen, 2013	1 in stage_Tithonian	143.1	-40.314
FO	Madagascar	Palaecysta pectita	Chen, 2013	0.25 in stage_Berriasian	141.75	-41.067
LO	Madagascar	Palaecysta pectita	Chen, 2013	0.75 in stage_Berriasian	139.05	-42.574
FO	DSDP 400A	Palaecysta silybum	Davey, 1979b	0.5 in stage_Tithonian	146.17	33.737
LO	DSDP 400A	Palaecysta silybum	Davey, 1979b	1 in stage_Barremian	121.4	36.543
LO	North Sea Compilation	Palaecysta sylibum	Costa and Davey, 1992	1 in amm_b_Proleymeriella schrammeni	111.27	44.003
LO	ODP 638B	Palaecysta sylibum	Masure, 1988a	1 in nan_n_CC4b	127.99	34.117
FO	Salzburg	Palaecysta sylibum	Boorova et al., 1999	0.45 in stage_Berriasian	140.67	29.394
FO	Haldager 1	Palaecysta sylibum	Davey, 1982	0 in amm_b_Endemoceras regale	131.81	43.633
LO	Rio Argos	Palaecysta sylibum	Leereveld, 1997a	0.3 in amm_t_Lyticoceras nodosoplicatum	130.619	24.299
FO	Rio Argos	Palaecysta sylibum	Leereveld, 1997b	0.75 in amm_t_Neocomites neocomiensiformis	136.18	25.208
LO	Silesian Basin	Palaecysta sylibum	Skupien and Vašíček, 2002	1 in amm_t_Imerites giraudi	121.55	36.515
FO	Silesian Basin	Palaecysta sylibum	Skupien and Vašíček, 2002	0 in amm_t_Pseudothurmannia ohmi	127.27	34.935
FO	Madagascar	Palaecysta virgae	Chen, 2013	0 in stage_Berriasian	143.1	-40.314
LO	Madagascar	Palaecysta virgae	Chen, 2013	1 in stage_Berriasian	137.7	-43.327
FO	Madagascar	Palaecysta virgae ssp. externa	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta virgae ssp. externa	Chen, 2013	1 in stage_Berriasian	137.7	-43.327
FO	Madagascar	Palaecysta virgae ssp. lancelota	Chen, 2013	0.5 in stage_Tithonian	146.17	-38.6
LO	Madagascar	Palaecysta virgae ssp. lancelota	Chen, 2013	1 in stage_Berriasian	137.7	-43.327