"Hystrichosphaeridium ramuliferum" Deflandre, 1937b, p.74, pl.14 (al. pl.11), figs.5-6; pl.17 (al. pl.14), fig.10.
TYPE: Holotype: Deflandre, 1937b, pl.14 (al. pl.11), fig.5; Fensome et al., 1991, fig.1 - p.721; fig.1 - p.725. HISTORY: NOW: Achomosphaera. Originally Hystrichosphaeridium, subsequently Baltisphaeridium (combination not validly published; Appendix A), thirdly (and now) Achomosphaera, fourthly Spiniferites. SYNONYM(S): Taxonomic junior synonym: Hystrichosphaeridium rehdense, according to Sarjeant (1983, p.97,99). AGE: Late Cretaceous.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |