Difference between revisions of "Estiastra baltica Appendix A"

Revision as of 14:15, 2 December 2016

"baltica" (Eisenack, 1951, p.190, pl.3, figs.10-11) Sarjeant and Stancliffe, 1994, p.50.  Holotype: Eisenack, 1951, pl.3, fig.10.  NOW Pachysphaeridium (Appendix A).  Originally Hystrichosphaeridium, subsequently Pulvinosphaeridium (combination not validly published, Appendix A), thirdly Veryhachium (Appendix A), fourthly Goniosphaeridium (Appendix A), fifthly Baltisphaeridium (Appendix A), sixthly Estiastra, seventhly (and now) Pachysphaeridium (Appendix A).  Age: Early Ordovician.