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Kallosphaeridium reticuloidum
Kallosphaeridium reticuloidum (Jiabo, 1978, p.115-116, pl.31, figs.18-19) Sarjeant and Stancliffe, 1994, p.56.
Originally Baltisphaeridium (acritarch), subsequently Filisphaeridium (acritarch), thirdly (and now) Kallosphaeridium?. Questionable assignment: Sarjeant and Stancliffe (1994, p.56).
Holotype: Jiabo, 1978, pl.31, fig.19.
Age: Late Oligocene.
Originally Baltisphaeridium (acritarch), subsequently Filisphaeridium (acritarch), thirdly (and now) Kallosphaeridium?. Questionable assignment: Sarjeant and Stancliffe (1994, p.56).
Holotype: Jiabo, 1978, pl.31, fig.19.
Age: Late Oligocene.