Geiselodinium psilatum

?psilatum Jain and Millepied, 1973, p.29–30, pl.2, figs.20–21.  Holotype: Jain and Millepied, 1973, pl.2, fig.21.  Originally Geiselodinium, subsequently (and now) Geiselodinium?.  Questionable assignment: Stover and Evitt (1978, p.231) as a problematic species.  Age: Campanian–Maastrichtian.

Parent: Geiselodinium