Achomosphaera crassipellis (Deflandre and Cookson, 1955, p.265, pl.6, figs.2-3; text-fig.20) Stover and Evitt, 1978, p.138.
TYPE: Holotype: Deflandre and Cookson, 1955, pl.6, figs.2-3. HISTORY: Originally Hystrichosphaera, subsequently Spiniferites, thirdly (and now) Achomosphaera. SYNONYM(S): Taxonomic junior synonyms: Achomosphaera recurvata and Hystrichosphaera (subsequently Spiniferites) membranosa, according to Quattrocchio and Sarjeant (1996, p.116). COMMENTS: May (1980, p.64) considered Achomosphaera sagena to be a possible taxonomic junior synonym of this species. AGE: Early Eocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |