Hystrichosphaeridium insigne

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"?insigne" Fridriksone, 1971, p.14–16, pl.2, figs.10–22.  Holotype: Fridriksone, 1971, pl.2, fig.10.  NOW Skiagia (Appendix A).  Originally Hystrichosphaeridium?, subsequently Baltisphaeridium (Appendix A), thirdly (and now) Skiagia (Appendix A).  Questionable assignment: Fridriksone (1971, p.14).  Age: Early-Mid Cambrian.

Parent: Hystrichosphaeridium