Charlesdowniea coleothrypta
From dinoflaj3
*coleothrypta (Williams and Downie, 1966b, p.185–186, pl.18, figs.8–9; text-fig.47) Lentin and Vozzhennikova, 1989, p.225. Holotype: Williams and Downie, 1966b, pl.18, fig.8; text-fig.47; Bujak et al., 1980, pl.12, figs.7–8. Originally Wetzeliella, subsequently Kisselevia, thirdly (and now) Charlesdowniea. Age: early Eocene.
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