Pirumella rockeri
From dinoflaj3
rockeri (Bolli, 1974, p.854, pl.3, figs.5–8; pl.12, figs.4–6; pl.22, fig.2) Lentin and Williams, 1993, p.521. Holotype: Bolli, 1974, pl.3, fig.5; pl.22, fig.2. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: ?late Aptian–middle Albian.
Parent: Pirumella