Baltisphaeridium borracherosum Appendix A
From dinoflaj2
"borracherosum" Cramer, 1964, p.289, pl.1, fig.11; text-fig.16, no.6. Holotype: Cramer, 1964, pl.1, fig.11. NOW Petaloferidium (Appendix A). Originally Baltisphaeridium, subsequently Multiplicisphaeridium (Appendix A), thirdly Hystrichosphaeridium (combination not validly published), fourthly (and now) Petaloferidium (Appendix A). Age: Silurian (Ludlow).
Parent: Baltisphaeridium
