"Cleistosphaeridium? tribuliferum" (Sarjeant, 1962a, p.487-488, pl.70, fig.4; text-figs.6c,7) Davey et al., 1969, p.16.
TYPE: Holotype: Sarjeant, 1962a, pl.70, fig.4. HISTORY: NOW: Impletosphaeridium. Originally Baltisphaeridium (Appendix A), subsequently Cleistosphaeridium, thirdly Cleistosphaeridium?, fourthly (and now) Impletosphaeridium. Questionable assignment: Stover and Evitt (1978, p.32). COMMENTS: This combination was not validly published in Davey et al. (1966, p.170), since these authors did not fully reference the basionym. AGE: Oxfordian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |