Peteinosphaeridium Appendix A
From dinoflaj3
PETEINOSPHAERIDIUM Staplin et al., 1965, p.194. Acritarch genus. For synonymy see Fensome et al. (1990, p.389). Type: Staplin et al., 1965, pl.20, fig.13, as Peteinosphaeridium bergstroemii.
Species List: