Gonyaulacysta fallax

"fallax" Morgenroth, 1968, p.535–536, pl.41, figs.4–6.  Holotype: Morgenroth, 1968, pl.41, figs.4–5.  NOW Apteodinium.  Originally Gonyaulacysta, subsequently (and now) Apteodinium.  Age: Danian.

Parent: Gonyaulacysta