Hystrichosphaeridium eoplanctonicum
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"eoplanctonicum" Eisenack, 1955, p.178-179, pl.4, fig.14. Holotype: Eisenack, 1955, pl.4, fig.14. NOW Oppilatala (Appendix A). Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly Multiplicisphaeridium (Appendix A), fourthly (and now) Oppilatala (Appendix A). Taxonomic junior synonym: Multiplicisphaeridium septispinosum Lister, 1970, an acritarch species, according to Eisenack et al. (1973, p.617). Age: Silurian (Late Ludlow).
Parent: Hystrichosphaeridium