Cordosphaeridium? cracenospinosum Davey and Williams, 1966b, p.87, pl.3, fig.3 (not 4).
TYPE: Holotype: Davey and Williams, 1966b, pl.3, fig.3 (not 4); Bujak et al., 1980, pl.7, fig.9. HISTORY: Originally Cordosphaeridium, subsequently (and now) Cordosphaeridium?, thirdly Achomosphaera?. Lentin and Williams (1985, p.70) retained this species in Cordosphaeridium. Questionable assignment: Stover and Evitt (1978, p.147). AGE: Early Eocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |