Cordosphaeridium gracile
From dinoflaj3
gracile (Eisenack, 1954b, p.66, pl.8, fig.17; pl.10, figs.3–8; pl.12, figs.7,21) Davey and Williams, 1966b, p.84. Emendation: Davey and Williams, 1966b, p.84–85, as Cordosphaeridium gracile. Holotype: Eisenack, 1954b, pl.10, fig.5. Originally Hystrichosphaeridium inodes subsp. gracile, subsequently Cordosphaeridium inodes subsp. gracile, thirdly (and now) Cordosphaeridium gracile, fourthly Tityrosphaeridium gracile. Lentin and Williams (1985, p.71) retained this species in Cordosphaeridium. Age: Oligocene.
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