Tanyosphaeridium fusiforme
From dinoflaj3
"fusiforme" Matsuoka, 1974, p.332–333, pl.46, figs.4,9–10. Holotype: Matsuoka, 1974, pl.46, fig.4; Fauconnier and Masure, 2004, pl.22, fig.7. NOW Distatodinium. Originally Tanyosphaeridium, subsequently (and now) Distatodinium. Age: early-middle Miocene.
Parent: Tanyosphaeridium