Baltisphaeridium malum Appendix A
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"malum" Cramer, 1964, p.297, pl.1, figs.6,8,10; text-fig.19, nos.10–12. Holotype: Cramer, 1964, pl.1, fig.8. NOW Rhacobrachion (Appendix A). Originally Baltisphaeridium, subsequently Evittia Brito (Appendix A), thirdly Hystrichosphaeridium (combination not validly published), fourthly Multiplicisphaeridium (Appendix A), fifthly (and now) Rhacobrachion (Appendix A). Age: Silurian (Ludlow).
Parent: Baltisphaeridium_Appendix A