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Tityrosphaeridium gracile

"Tityrosphaeridium gracile" (Eisenack, 1954b, p.66, pl.8, fig.17; pl.10, figs.3-8; pl.12, figs.7,21) Sarjeant, 1981, p.121.

EMENDATION: Davey and Williams, 1966b, p.84-85, as Cordosphaeridium gracile.

TYPE: Holotype: Eisenack, 1954b, pl.10, fig.5.

HISTORY: NOW: Cordosphaeridium gracile. Originally Hystrichosphaeridium inodes subsp. gracile, subsequently Cordosphaeridium inodes subsp. gracile, thirdly (and now) Cordosphaeridium gracile, fourthly Tityrosphaeridium gracile.

AGE: Oligocene.


Infraspecific taxa:


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