Baltisphaeridium hirsutum forma varians Appendix A
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"forma varians" (Wetzel, 1933b, p.47–48, pl.4, figs.27–29) Downie and Sarjeant, 1965, p.91. Holotype: Wetzel, 1933b, fig.29; designated by Lentin and Williams (1989, p.78). Name not validly published: specific name not validly published. NOW Coronifera striolata? subsp. varians. Originally Hystrichosphaera hirsuta forma varians (name not validly published), subsequently Baltisphaeridium hirsutum forma varians (name not validly published), thirdly Operculodinium hirsutum subsp. varians (name not validly published), fourthly (and now) Coronifera striolata? subsp. varians. Age: Late Cretaceous.
Parent: Baltisphaeridium hirsutum_Appendix A