Obliquipithonella piriformis

"piriformis" (Keupp, 1977, p.66-67, pl.23, figs.1-5; text-fig.7) Lentin and Williams, 1985, p.382. Holotype: information not available. NOW Pirumella. Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. Age: Tithonian.