Polysphaeridium subtile

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*subtile Davey and Williams, 1966b, p.92, pl.11, fig.1.  Emendation: Bujak et al., 1980, p.34.  Holotype: Davey and Williams, 1966b, pl.11, fig.1; Bujak et al., 1980, pl.3, figs.9,12.  Taxonomic senior synonym: Hystrichosphaeridium (as and now Polysphaeridium) zoharyi, according to Islam (1983b, p.343) - however, Bujak in Lentin and Williams (1989, p.300) retained Polysphaeridium subtile.  Taxonomic junior synonym: Tenua (as Hemicystodinium?) taugourdeaui, according to Lentin and Williams (1993, p.275).  Age: Early Eocene.

Parent: Polysphaeridium

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