Back
Xanthidium pilosum
Xanthidium pilosum Ehrenberg, 1854
Now Barbatacysta. Originally Xanthidium, subsequently Hystrichosphaera, thirdly Hystrichosphaeridium, fourthly Baltisphaeridium (an acritarch genus), fifthly Tenua
Eisenack, 1968, sixthly Sentusidinium, seventhly Batiacasphaera, eighthly (and now) Barbatacysta; see also Cleistosphaeridium (combination not validly published).
Holotype: Ehrenberg, 1854, pl.37, fig.8, no.4
Age: Oxfordian
Now Barbatacysta. Originally Xanthidium, subsequently Hystrichosphaera, thirdly Hystrichosphaeridium, fourthly Baltisphaeridium (an acritarch genus), fifthly Tenua
Eisenack, 1968, sixthly Sentusidinium, seventhly Batiacasphaera, eighthly (and now) Barbatacysta; see also Cleistosphaeridium (combination not validly published).
Holotype: Ehrenberg, 1854, pl.37, fig.8, no.4
Age: Oxfordian