Pithonella gustafsonii

"gustafsonii" Bolli, 1974, p.854, pl.3, figs.9–12; pl.12, figs.7–12; pl.13, figs.1–2; pl.22, fig.3.  Holotype: Bolli, 1974, pl.3, fig.9; pl.12, fig.9; pl.22, fig.3.  NOW Orthopithonella.  Originally Pithonella, subsequently (and now) Orthopithonella.  Taxonomic junior synonyms: Pithonella paratabulata, according to Keupp (1981, p.20); Pithonella pycnothecata and Pithonella tithonica, both according to Willems (1988, p.437) — however, Kohring (1993a, p.35) retained Pithonella (as and now Orthopithonella) pycnothecata.  Age: middle Maastrichtian–early Danian.

Parent: Pithonella