Hystrichosphaeridium spinosum var. deflandrei

"var. deflandrei" Lejeune-Carpentier, 1941, p.B84, fig.6.  Emendation: Lejeune-Carpentier and Sarjeant, 1981, p.14, as Fibrocysta? deflandrei.  Holotype: Lejeune-Carpentier, 1941, fig.6; Lejeune-Carpentier and Sarjeant, 1981, pl.4, figs.5–6; text-fig.8.  NOW Fibrocysta? deflandrei.  Originally Hystrichosphaeridium spinosum var. deflandrei, subsequently Baltisphaeridium spinosum var. deflandrei (Appendix A), thirdly Cordosphaeridium spinosum var. deflandrei (combination not validly published), fourthly Exochosphaeridium spinosum var. deflandrei, fifthly Exochosphaeridium spinosum subsp. deflandrei, sixthly Exochosphaeridium? spinosum subsp. deflandrei, seventhly (and now) Fibrocysta? deflandrei.  Age: Late Cretaceous.

Parent: Hystrichosphaeridium spinosum