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	Perth Basin	Tetrachacysta allenii	Backhouse, 1988	0 in stage_Valanginian	137.7	-60.493
LO	Perth Basin	Tetrachacysta allenii	Backhouse, 1988	0.5 in stage_Barremian	123.95	-62.533
FO	Bohai	Tetrachacysta amphidoxosum	Jiabo, 1978	0 in stage_Danian	66.04	43.925
LO	Bohai	Tetrachacysta amphidoxosum	Jiabo, 1978	0.5 in stage_Ypresian	52.035	45.061
FO	Perth Basin	Tetrachacysta baculata	Backhouse, 1988	0 in stage_Tithonian	149.24	-54.775
LO	Perth Basin	Tetrachacysta baculata	Backhouse, 1988	1 in stage_Valanginian	132.6	-62.326
FO	Bohai	Tetrachacysta biconvexa	Jiabo, 1978	0 in stage_Danian	66.04	43.925
LO	Bohai	Tetrachacysta biconvexa	Jiabo, 1978	1 in stage_Ypresian	48.07	44.723
FO	Beibu Gulf	Tetrachacysta biconvexa ssp. granulata	Liu Zhili et al., 1992	0 in stage_Danian	66.04	36.544
LO	Beibu Gulf	Tetrachacysta biconvexa ssp. granulata	Liu Zhili et al., 1992	1 in stage_Ypresian	48.07	37.45
FO	Beibu Gulf	Tetrachacysta biconvexa ssp. laevigata	Liu Zhili et al., 1992	0 in stage_Danian	66.04	36.544
LO	Beibu Gulf	Tetrachacysta biconvexa ssp. laevigata	Liu Zhili et al., 1992	1 in stage_Ypresian	48.07	37.45
FO	Beibu Gulf	Tetrachacysta dawanensis	Liu Zhili et al., 1992	0 in stage_Danian	66.04	36.544
LO	Beibu Gulf	Tetrachacysta dawanensis	Liu Zhili et al., 1992	1 in stage_Ypresian	48.07	37.45
FO	Beibu Gulf	Tetrachacysta granulata	Liu Zhili et al., 1992	0 in stage_Danian	66.04	36.544
LO	Beibu Gulf	Tetrachacysta granulata	Liu Zhili et al., 1992	1 in stage_Ypresian	48.07	37.45
FO	Gippsland	Tetrachacysta keenei	Marshall, 1989	0 in stage_Turonian	93.9	-69.121
LO	Gippsland	Tetrachacysta keenei	Marshall, 1989	1 in stage_Santonian	83.65	-62.942
FO	Beibu Gulf	Tetrachacysta magnusa	Liu Zhili et al., 1992	0 in stage_Danian	66.04	36.544
LO	Beibu Gulf	Tetrachacysta magnusa	Liu Zhili et al., 1992	1 in stage_Ypresian	48.07	37.45
FO	Beibu Gulf	Tetrachacysta minuta	Liu Zhili et al., 1992	0 in stage_Danian	66.04	36.544
LO	Beibu Gulf	Tetrachacysta minuta	Liu Zhili et al., 1992	1 in stage_Ypresian	48.07	37.45
FO	Shandong	Tetrachacysta multispinosa	Xu Jinli et al., 1997	0 in stage_Lutetian	48.07	41.922
LO	Shandong	Tetrachacysta multispinosa	Xu Jinli et al., 1997	1 in stage_Priabonian	33.9	40.474
FO	Beibu Gulf	Tetrachacysta parvita	Liu Zhili et al., 1992	0 in stage_Danian	66.04	36.544
LO	Beibu Gulf	Tetrachacysta parvita	Liu Zhili et al., 1992	1 in stage_Ypresian	48.07	37.45
FO	MacKenzie	Tetrachacysta spinosigibberosa	Brideaux and Fisher, 1976	0 in stage_Oxfordian	161.53	66.51
LO	MacKenzie	Tetrachacysta spinosigibberosa	Brideaux and Fisher, 1976	1 in stage_Tithonian	143.1	75.923
FO	Songliao	Tetrachacysta spinulosa	Gao Ruiqi et al., 1992a	0 in stage_Cenomanian	100.5	30.571
LO	Songliao	Tetrachacysta spinulosa	Gao Ruiqi et al., 1992a	1 in stage_Cenomanian	93.9	29.824
FO	Songliao	Tetrachacysta tuberculata	Gao Ruiqi et al., 1992a	0 in stage_Cenomanian	100.5	30.571
LO	Songliao	Tetrachacysta tuberculata	Gao Ruiqi et al., 1992a	1 in stage_Cenomanian	93.9	29.824