Pirumella longiporosa
From dinoflaj2
longiporosa (Pflaumann and Krasheninnikov, 1978, p.820, pl.2, figs.1a-c,2a-c,3a-b) Lentin and Williams, 1993, p.519. Holotype: Pflaumann and Krasheninnikov, 1978, pl.2, figs.1a-c. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: Albian-Cenomanian.
Parent: Pirumella