Palaeoperidinium cayeuxii

"cayeuxii" Deflandre, 1936b, p.178-179, pl.6, figs.8-15; pl.7, fig.8.  Emendation: Slimani, 1994, p.44, as Phanerodinium cayeuxii.  Holotype: Deflandre, 1934, fig.5; Deflandre, 1935, pl.6, fig.3; Deflandre, 1936b, pl.6, figs.8-10.  Name not validly published: generic name not validly published until 1967.  NOW Phanerodinium.  Originally Palaeoperidinium (name not validly published), subsequently (and now) Phanerodinium.  This name was not validly published in Deflandre (1934, fig.5 - p.967; 1935, p.229) additionally since no description was provided.  Age: Senonian.

Parent: Palaeoperidinium