Palaeocystodinium rhomboides subsp. incertum

subsp. incertum (Deflandre, 1936b, p.188, pl.10, figs.8-9 [not fig.5]) Lentin and Williams, 1973, p.103.  Holotype: not designated.  Lectotype: Deflandre, 1936b, pl.10, fig.8, designated by Lentin and Williams (1993, p.476).  Originally Ceratium fusus forma incertum (Appendix B), subsequently (and now) Palaeocystodinium? rhomboides subsp. incertum.  Age: Senonian. Parent: Palaeocystodinium rhomboides