Charlesdowniea fusiformis
From dinoflaj3
"fusiformis" (Mao Shaozhi and Norris, 1988, p.49–50, pl.13, figs.2–4) Lentin and Williams, 1993, p.94. Holotype: Mao Shaozhi and Norris, 1988, pl.13, fig.3. NOW Talladinium. Originally Kisselevia, subsequently Charlesdowniea, thirdly (and now) Talladinium. Age: early Oligocene.
Parent: Charlesdowniea