Pirumella usheri

usheri (Krasheninnikov and Basov, 1983, p.983, pl.7, figs.7-9; pl.8, figs.1-2) Lentin and Williams, 1993, p.522.  Holotype: Krasheninnikov and Basov, 1983, pl.7, fig.7; pl.8, fig.1.  Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella.  Age: Maastrichtian.

Parent: Pirumella