Sentusidinium "bellulum" (Jiabo, 1978, p.51, pl.23, figs.14–16) Xu Jinli et al., 1997, p.46.

Holotype: Jiabo, 1978, pl.23, fig.15.
NOW Batiacasphaera? Originally Tenua Eisenack, subsequently Kallosphaeridium?, thirdly Batiacasphaera, fourthly (and now) Batiacasphaera?, fifthly Sentusidinium.
Age: Early Tertiary.