Surculosphaeridium polyozum

"polyozum" (Brosius, 1963, p.45, pl.1, fig.6; pl.6, fig.5; text-figs.2a-d) Strauss and Lund, 1992, p.172.  Holotype: Brosius, 1963, pl.1, fig.6.  NOW Impletosphaeridium?.  Originally Baltisphaeridium (Appendix A), subsequently Cleistosphaeridium?, thirdly Surculosphaeridium, fourthly (and now) Impletosphaeridium?.  For etymology see under Impletosphaeridium? polyozum.  Age: Late Oligocene.

Parent: Surculosphaeridium