Pirumella echinosa
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echinosa (Keupp, 1982, p.331-332, pl.6.2-7, figs.10-12; pl.6.2-8, figs.1-2) Lentin and Williams, 1993, p.517. Holotype: Keupp, 1982, pl.6.2-7, figs.11-12; pl.6.2-8, fig.2. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: Early Albian.
Parent: Pirumella