Difference between revisions of "Orthopithonella pycnothecata"

Revision as of 13:53, 2 December 2016

?pycnothecata (Keupp, 1978, p.94, figs.11-12) Lentin and Williams, 1985, p.384.  Holotype: Keupp, 1978, fig.11.  Originally Pithonella, subsequently Orthopithonella, thirdly (and now) ?Orthopithonella.  Questionable assignment: Streng et al. (2004, p.482).  Taxonomic senior synonym: Pithonella (as and now Orthopithonella) gustafsonii, according to Willems (1988, p.437) - however, Kohring (1993a, p.35) retained Orthopithonella pycnothecata.  Age: Tithonian.