Charlesdowniea crassoramosa
From dinoflaj3
"crassoramosa" (Williams and Downie, 1966b, p.189–190; pl.19, figs.1,5,7; text-fig.50) Lentin and Vozzhennikova, 1989, p.227. Holotype: Williams and Downie, 1966b, pl.19, fig.7. NOW Sophismatia crassoramosa. Originally Wetzeliella tenuivirgula var. crassoramosa, subsequently Wetzeliella tenuivirgula subsp. crassoramosa, thirdly Kisselevia tenuivirgula subsp. crassoramosa, fourthly Kisselevia crassoramosa, fifthly Charlesdowniea crassoramosa, sixthly (and now) Sophismatia crassoramosa. Age: early Eocene.
Parent: Charlesdowniea