Hystrichosphaeridium veliferum
From dinoflaj2
"veliferum" Downie, 1958, p.340, pl.17, fig.2. Holotype: Downie, 1958, pl.17, fig.2. NOW Cymatiogalea (Appendix A). Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly (and now) Cymatiogalea (Appendix A). Age: Ordovician (Tremadoc).
Parent: Hystrichosphaeridium
