"Baltisphaeridium borracherosum" Cramer, 1964, p.289, pl.1, fig.11; text-fig.16, no.6.
TYPE: Holotype: Cramer, 1964, pl.1, fig.11. HISTORY: 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).
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |