Amphidiadema similis

?similis Marheinecke, 1992, p.80–81, pl.16, figs.5–7; text-fig.14.  Holotype: Marheinecke, 1992, pl.16, fig.7.  Questionable assignment: Marheinecke (1992, p.80).  Contrary to the opinion of Lentin and Williams (1993, p.24), Williams et al. (1998, p.39) considered this name to be validly published.  Age: early–late late Maastrichtian.

Parent: Amphidiadema