Cooksoniella? damasii, (Lejeune-Carpentier, 1942), Lentin and Williams, 1973

Now Deflandrea?. Originally Peridinium, subsequently Cooksoniella, thirdly Palaeoperidinium, fourthly Deflandrea, fifthly (and now) Deflandrea?.
At the time of the transfer, Lentin and Williams, 1973, questionably included this species in Cooksoniella.

Holotype: Lejeune-Carpentier, 1942, fig.10; Lejeune-Carpentier and Sarjeant, 1981, pl.6, fig.3; text-fig.9a
Age: Senonian