Bion baciferum Appendix A

"baciferum" Eisenack, 1934, p.66, pl.4, figs.20–21.  Holotype: Eisenack, 1934, pl.4, fig.20, lost according to Eisenack (1962, p.356).  Neotype: Eisenack, 1962, pl.44, fig.3, designated by Eisenack (1962, p.356).  NOW Bacisphaeridium (Appendix A).  Originally Bion, subsequently Hystrichosphaeridium, thirdly Veryhachium (combination not validly published, Appendix A), fourthly (and now) Bacisphaeridium (Appendix A), fifthly Baltisphaeridium (combination not validly published, Appendix A).  Age: Late Ordovician.

Parent: Bion_Appendix A