Gramocysta verricula
From dinoflaj3
*verricula (Piasecki, 1980, p.66–67, pl.1, figs.4–8; pl.5, figs.5–6) Lund and Lund-Christensen in Daniels et al., 1990, p.34. Holotype: Piasecki, 1980, pl.1, figs.7–8. Originally Dinopterygium, subsequently Heteraulacacysta, thirdly (and now) Gramocysta. Age: late Miocene.