Umbellasphaeridium Appendix A

UMBELLASPHAERIDIUM Jardiné et al., 1972, p.302–303.  Acritarch genus.  Type: Jardiné et al., 1972, pl.2, fig.12, as Umbellasphaeridium saharicum.

Species List:

Umbellasphaeridium huecospinosum Appendix A