Pirumella usheri
From dinoflaj3
Revision as of 19:44, 21 December 2016 by Maintenance script (Talk | contribs)
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