Pithonella fusiformis
From dinoflaj2
"fusiformis" Rögl, 1976, p.702, pl.1, figs.12-14; pl.2, figs.9-12. Holotype: Rögl, 1976, pl.1, fig.12; pl.2, figs.9-10. NOW Pirumella. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: Early Paleocene (Danian).
Parent: Pithonella
