"Hystrichosphaeridium pseudhystrichodinium" Deflandre, 1937b, p.73, pl.15 (al. pl.12), figs.3-4.
EMENDATION: Davey, 1969a, p.163, as Exochosphaeridium pseudhystrichodinium. TYPE: Holotype: Deflandre, 1937b, pl.15 (al. pl.12), fig.3; Eisenack and Kjellström, 1972, p.415; Fensome et al., 1995, fig.1 - p.1705. HISTORY: NOW: Pervosphaeridium. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly Exochosphaeridium?, fourthly (and now) Pervosphaeridium. SYNONYM(S): Taxonomic junior synonym: Hystrichosphaeridium (as Exochosphaeridium?) palmatum Deflandre and Courteville, according to Yun Hyesu (1981, p.29). AGE: Late Cretaceous.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |