Baltisphaeridium oligacanthum subsp. stella Appendix A

"subsp. stella" (Wetzel, 1952, p.403, pl.A, fig.4; text-fig.23) Downie and Sarjeant, 1965, p.93.  Emendation: Sarjeant, 1984c, p.135, as Surculosphaeridium phoenix subsp. stella.  Holotype: Wetzel, 1952, pl.A, fig.4; Dietz et al. 1999, text-fig.6f.  NOW Surculosphaeridium? stella.  Originally Hystrichosphaeridium oligacanthum subsp. stella, subsequently Baltisphaeridium oligacanthum subsp. stella, thirdly Cleistosphaeridium? oligacanthum subsp. stella, fourthly Surculosphaeridium? phoenix subsp. stella, fifthly (and now) Surculosphaeridium? stella.  N.I.A.  Age: Paleocene.

Parent: Baltisphaeridium oligacanthum_Appendix A