Pithonella krasheninnikovii
From dinoflaj3
"krasheninnikovii" Bolli, 1974, p.856, pl.7, figs.1–5; pl.18, figs.10–12; pl.19, figs.1–12; pl.20, figs.1–4; pl.24, figs.1–2. Holotype: Bolli, 1974, pl.7, figs.1–2; pl.18, fig.10; pl.24, fig.1. NOW Pirumella. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: Coniacian–Santonian.
Parent: Pithonella