Deflandridium Appendix A
From dinoflaj2
"DEFLANDRIDIUM" Nagy, 1969, p.294. Zygnematalean genus (Head, 1992. p.249). Taxonomic senior synonym: Planctonites (Appendix A), according to Head (1992, p.249). Type: Nagy, 1969, pl.2, figs.3-4,6, as Deflandridium stellatum.