"Hystrichosphaeridium mariannae" Philippot, 1949, p.56-57; text-fig.2.
TYPE: Holotype: Philippot, 1949, text-fig.2. HISTORY: NOW: Achomosphaera. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly (and now) Achomosphaera. AGE: Late Cretaceous.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |