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Hystrichosphaeridium albertense

"Hystrichosphaeridium albertense" Pocock, 1962, p.82, pl.15, figs.226-227.

TYPE: Holotype: Pocock, 1962, pl.15, fig.226; Brideaux, 1977, pl.11, figs.3-4; Jansonius, 1986, pl.4, figs.4-5.

HISTORY: NOW: Oligosphaeridium. Originally Hystrichosphaeridium, subsequently (and now) Oligosphaeridium.

SYNONYM(S): Taxonomic junior synonyms: Hystrichosphaeridium (as Oligosphaeridium) irregulare, according to Jansonius (1986, p.213); Hystrichosphaeridium (as Oligosphaeridium?) coelenteratum, Hystrichosphaeridium (as Oligosphaeridium?) dispare and Hystrichosphaeridium (as Oligosphaeridium) reniforme, by implication in Stover and Evitt (1978, p.68-69), who considered these species to be taxonomic junior synonyms of Hystrichosphaeridium (as Oligosphaeridium) irregulare, which is now a taxonomic junior synonym of Hystrichosphaeridium (now Oligosphaeridium) albertense.

AGE: Barremian.


Infraspecific taxa:


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