Pirumella miniaperta
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miniaperta (Krasheninnikov and Basov, 1983, p.983, pl.5, figs.1-8) Lentin and Williams, 1993, p.519. Holotype: Krasheninnikov and Basov, 1983, pl.5, figs.1,7. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: Albian.
Parent: Pirumella
