Wetzeliella longispinosa
From dinoflaj2
"longispinosa" (Wilson, 1968, p.59-60, figs.1-10) Lentin and Williams, 1976, p.132. Holotype: Wilson, 1968, fig.4. NOW Apectodinium. Originally Deflandrea, subsequently Wetzeliella, thirdly (and now) Apectodinium. Age: Paleocene or Early Eocene.
Parent: Wetzeliella