"Solisphaeridium? seminudum" (W. Wetzel, 1952, p.405, text-fig.26) Sarjeant, 1984a, p.143.
TYPE: Holotype: W. Wetzel, 1952, text-fig.26. HISTORY: NOW: Micrhystridium? (Appendix A). Originally Hystrichosphaeridium, subsequently Baltisphaeridium (Appendix A), thirdly Solisphaeridium, fourthly (and now) Micrhystridium (Appendix A). Questionable assignment: Sarjeant (1984a, p.143). AGE: Paleocene (Danian).
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |