Impletosphaeridium densicomatum

"?densicomatum" (Maier, 1959, p.307–308, pl.29, figs.7–8) Morgenroth, 1966a, p.33.  Emendation: Sarjeant, 1983, p.111–113, as Sentusidinium densicomatum.  Holotype: Maier, 1959, pl.29, fig.7.  NOW Pilosidinium.  Originally Galea (generic name illegitimate), subsequently Baltisphaeridium (Appendix A), thirdly Impletosphaeridium, fourthly Impletosphaeridium?, fifthly Sentusidinium, sixthly (and now) Pilosidinium.  Questionable assignment: Lentin and Williams (1973, p.82).  Age: middle Oligocene–middle Miocene.

Parent: Impletosphaeridium