Pirumella porosa
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porosa (Pflaumann and Krasheninnikov, 1978, p.820, pl.2, figs.4a-b,5a-c,6a-b,7) Lentin and Williams, 1993, p.520. Holotype: Pflaumann and Krasheninnikov, 1978, pl.2, figs.4a-b. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: Albian-Cenomanian.
Parent: Pirumella
Infrataxon List: