Gonyaulacysta deflandrei Riley in Fisher and Riley 1980

"deflandrei" Riley in Fisher and Riley, 1980, p.320–321, pl.1, figs.1–2.  Holotype: Fisher and Riley, 1980, pl.1, figs.1–2; Jan du Chêne et al., 1986a, pl.75, fig.7.  NOW Leptodinium.  Originally Gonyaulacysta, subsequently (and now) Leptodinium, thirdly Millioudodinium.  Junior homonym: Gonyaulacysta deflandrei (Sarjeant, 1966b) Below, 1981a.  This name was not validly published in Fisher and Riley (1976, p.52) since no description or illustration was provided.  Age: Volgian.

Parent: Gonyaulacysta