Difference between revisions of "Hystrichosphaeridium erraticum"

Revision as of 13:40, 2 December 2016

"erraticum" Eisenack, 1954a, p.209, pl.1, figs.6-7; text-fig.7.  Holotype: Eisenack, 1954a, pl.1, fig.6.  NOW Visbysphaera (Appendix A).  Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly (and now) Visbysphaera (Appendix A), fourthly Multiplicisphaeridium (Appendix A).  Age: Silurian (Late Ludlow).