Distatodinium paradoxum
From dinoflaj3
+paradoxum (Brosius, 1963, p.41–42, pl.4, figs.1,6; text-fig.2, nos.1a–c) Eaton, 1976, p.265. Holotype: Brosius, 1963, pl.4, fig.6; Fensome et al., 1995, fig.2 — p.1639. Originally Hystrichosphaeridium, subsequently Tanyosphaeridium, thirdly Oligosphaeridium?, fourthly (and now) Distatodinium, fifthly Bipolaribucina. Chen et al. (1988, p.7) retained this species in Distatodinium. Taxonomic junior synonym: Distatodinium craterum, according to Fensome et al. (2009, p.31). The nomenclatural type of the genus Distatodinium remains the holotype of Distatodinium craterum. Age: late Oligocene.