Operculodinium eirikianum

?eirikianum Head et al., 1989b, p.459, pl.4, figs.11,13-16.  Emendation: Head, 1997, p.180.  Holotype: Head et al., 1989b, pl.4, figs.11,15-16.  Questionable assignment: Head et al. (1989b, p.459).  Age: Late Miocene-Early Pliocene.

Parent: Operculodinium