Micrhystridium diploporum Appendix A
From dinoflaj2
"diploporum" (Eisenack, 1951, p.190-191, pl.2, fig.6) Downie and Sarjeant, 1963, p.90. Holotype: Eisenack, 1951, pl.2, fig.6. Name not validly published: basionym not fully referenced. NOW Baltisphaeridium (Appendix A). Originally Hystrichosphaeridium, subsequently Micrhystridium, thirdly (and now) Baltisphaeridium (Appendix A). Age: Ordovician (erratic).
Parent: Micrhystridium
