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Hystrichosphaeridium robustum
Hystrichosphaeridium "robustum" Sannemann, 1955, p.331, pl.1, figs.6,8-9; pl.6, figs.7-9; text-figs.13,14a-c.
Holotype: Sannemann, 1955, pl.6, fig.7.
NOW Aldridgeisphaera? (Appendix A). Originally Hystrichosphaeridium, subsequently Baltisphaeridium (combination illegitimate; Appendix A), thirdly Multiplicisphaeridium (Appendix A), fourthly (and now) Aldridgeisphaera? (Appendix A). Junior homonym: Hystrichosphaeridium robustum Sah et al., 1970.
Age: Devonian (Late Givetian).
Holotype: Sannemann, 1955, pl.6, fig.7.
NOW Aldridgeisphaera? (Appendix A). Originally Hystrichosphaeridium, subsequently Baltisphaeridium (combination illegitimate; Appendix A), thirdly Multiplicisphaeridium (Appendix A), fourthly (and now) Aldridgeisphaera? (Appendix A). Junior homonym: Hystrichosphaeridium robustum Sah et al., 1970.
Age: Devonian (Late Givetian).