Leptodinium cristatum May 1980

"cristatum" May, 1980, p.57, pl.5, figs.16–20.  Holotype: May, 1980, pl.5, figs.16–20.  NOW Impagidinium.  Originally Leptodinium, subsequently (and now) Impagidinium.  Junior homonym: Leptodinium cristatum (Riley in Fisher and Riley, 1980) Lentin and Williams, 1981.  Age: late Campanian–early Maastrichtian.

Parent: Leptodinium