Pirumella bilamellata (Pflaumann and Krasheninnikov, 1978, p.822, pl.5, figs.5,6a-d, pl.6, figs.1a-b,2a-b) Lentin and Williams, 1993, p.517.
TYPE: Holotype: Pflaumann and Krasheninnikov, 1978, pl.5, figs.6a-d. HISTORY: Originally Pithonella, subsequently Obliquipithonella, thirdly (and now) Pirumella. COMMENTS: Willems (1992, p.160) considered Pithonella (as Obliquipithonella, now Pirumella to be the possible taxonomic senior synonym of this species. AGE: Campanian-Early Maastrichtian.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |