Pterodinium cingulatum subsp. conterminatum

subsp. conterminatum Marheinecke, 1992, p.39–40, pl.5, figs.10–12.  Holotype: Marheinecke, 1992, pl.5, figs.10–12.  Contrary to the opinion of Lentin and Williams (1993, p.551), Williams et al. (1998, p.517) considered this name to be validly published.  Age: early Maastrichtian.

Parent: Pterodinium cingulatum