Alterbidinium bellulum
From dinoflaj2
bellulum (He Chengquan, 1991, p.73, pl.29, fig.12) Lentin and Williams, 1993, p.22. Holotype: He Chengquan, 1991, pl.29, fig.12. Originally Alterbia (generic name illegitimate), subsequently (and now) Alterbidinium. This species was not validly published in Xu Jinli (1987, p.150), who gave the citation, "Alterbia bellula He (MS)". Age: Mid Eocene.
Parent: Alterbidinium
