Operculodinium personatum

"?personatum" (Corradini, 1973, p.157, pl.23, figs.5–6) Stover and Evitt, 1978, p.179.  Emendation: Masure, 1986, p.110–111, as Corradinisphaeridium personatum.  Holotype: Corradini, 1973, pl.23, fig.6; Eisenack and Kjellström, 1981b, p.770f; Masure, 1986, pl.1, figs.1–3; text-figs.1a–b; Fensome et al., 1995, figs.1–3,5–7 — p.1663.  NOW Corradinisphaeridium.  Originally Lanternosphaeridium, subsequently Operculodinium?, thirdly (and now) Corradinisphaeridium.  Questionable assignment: Stover and Evitt (1978, p.179).  Age: Senonian.

Parent: Operculodinium