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Cordosphaeridium spinosum var. deflandrei
Cordosphaeridium spinosum var. deflandrei (Lejeune-Carpentier, 1941) de Coninck, 1965
Combination not validly published since de Coninck, 1965, did not validly transfer the species to Cordosphaeridium, since he failed to fully reference the basionym
Xanthidium spinosum White, 1842.
Now Fibrocysta? deflandrei. Originally Hystrichosphaeridium spinosum var. deflandrei, subsequently Baltisphaeridium spinosum var. deflandrei, thirdly Exochosphaeridium spinosum var. deflandrei, fourthly Exochosphaeridium spinosum ssp. deflandrei, fifthly Exochosphaeridium? spinosum ssp. deflandrei, sixthly (and now) Fibrocysta? deflandrei.
Holotype: Lejeune-Carpentier, 1941, fig.6; Lejeune-Carpentier and Sarjeant, 1981, pl.4, figs.5-6; text-fig.8
Age: Late Cretaceous
Combination not validly published since de Coninck, 1965, did not validly transfer the species to Cordosphaeridium, since he failed to fully reference the basionym
Xanthidium spinosum White, 1842.
Now Fibrocysta? deflandrei. Originally Hystrichosphaeridium spinosum var. deflandrei, subsequently Baltisphaeridium spinosum var. deflandrei, thirdly Exochosphaeridium spinosum var. deflandrei, fourthly Exochosphaeridium spinosum ssp. deflandrei, fifthly Exochosphaeridium? spinosum ssp. deflandrei, sixthly (and now) Fibrocysta? deflandrei.
Holotype: Lejeune-Carpentier, 1941, fig.6; Lejeune-Carpentier and Sarjeant, 1981, pl.4, figs.5-6; text-fig.8
Age: Late Cretaceous