"Cleistosphaeridium? sphericum" Horowitz, 1975, p.24, pl.1, fig.5.
TYPE: Holotype: Horowitz, 1975, pl.1, fig.5. HISTORY: NOW: Impletosphaeridium?. Originally Cleistosphaeridium, subsequently Cleistosphaeridium?, thirdly (and now) Impletosphaeridium?. Questionable assignment: Stover and Evitt (1978, p.32), as a problematical species. AGE: Late Jurassic.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |