"Tanyosphaeridium prolixispinosum" (Davey and Williams, 1966b, p.76-77, pl.8, figs.2-3) Duxbury, 1980, p.132.
TYPE: Holotype: Davey and Williams, 1966b, pl.8, fig.3. HISTORY: NOW: Oligosphaeridium. Originally (and now) Oligosphaeridium, subsequently Tanyosphaeridium. AGE: Cenomanian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |