Micrhystridium singulare Appendix A
From dinoflaj2
"singulare" Firtion, 1952, p.160, pl.8, figs.1-2. Holotype: Firtion, 1952, pl.8, figs.1-2. NOW Raphidodinium?. Originally Micrhystridium, subsequently Veryhachium (Appendix A), thirdly (and now) Raphidodinium?. Taxonomic junior synonym: Baltisphaeridium crameri Singh, 1971, an acritarch species, according to Burger (1980a, p.91). Age: Early Cenomanian.
Parent: Micrhystridium