Operculodinium hirsutum subsp. minus

"subsp. minus" (Wetzel, 1933b, p.45–46, pl.4, fig.26) Lentin and Williams, 1973, p.102.  Holotype: Wetzel, 1933b, pl.4, fig.26.  Name not validly published: the species name Operculodinium? hirsutum is not validly published.  NOW Coronifera? striolata subsp. minor.  Originally Hystrichosphaera hirsuta forma minor (name not validly published), subsequently Baltisphaeridium hirsutum forma minus (name not validly published; Appendix A), thirdly Operculodinium? hirsutum subsp. minus (name not validly published), fourthly (and now) Coronifera? striolata subsp. minor.  Age: Late Cretaceous.

Parent: Operculodinium hirsutum