Hystrichosphaeridium ehrenbergii

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"ehrenbergii" Deflandre, 1947c, fig.1, no.5.  Emendation: Masure in Fauconnier and Masure, 2004, p.337-338, as Impletosphaeridium ehrenbergii.  Holotype: Deflandre, 1939a, pl.10, fig.9, as Hystrichosphaeridium cf. hirsutum; Deflandre, 1947a, fig.1, no.5; Fauconnier and Masure, 2004, pl.48, figs.9,11.  NOW Impletosphaeridium.  Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly Cleistosphaeridium, fourthly Cleistosphaeridium?, fifthly (and now) Impletosphaeridium.  Nomenclatural junior synonym: Cleistosphaeridium deflandrei, which has the same holotype.  For a full discussion see Impletosphaeridium ehrenbergii.  Age: Oxfordian.

Parent: Hystrichosphaeridium