"Achomosphaera hyperacantha" (Deflandre and Cookson, 1955, p.264-265, pl.6, fig.7) Davey and Williams, 1969, p.4.
TYPE: Holotype: Deflandre and Cookson, 1955, pl.6, fig.7. HISTORY: NOW: Spiniferites. Originally Hystrichosphaera, subsequently Achomosphaera, thirdly (and now) Spiniferites. SYNONYM(S): Taxonomic junior synonym (at specific rank): Hystrichosphaera furcata var. multiplicata, according to Matsuoka (1985a, p.35). MOTILE EQUIVALENT: Gonyaulax spinifera complex, according to Matsuoka et al. (1989, p.94). AGE: Miocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |