Xenicodinium crassum

crassum (He Chengquan, 1984a, p.770–771, pl.1, figs.12–14; text-fig.2) Chen et al., 1988, p.31.  Holotype: He Chengquan, 1984a, pl.1, fig.12.  Originally Stomodinium, subsequently (and now) Xenicodinium.  Age: early-middle Eocene.

Parent: Xenicodinium