Pterospermella spinosa Appendix A
From dinoflaj2
"spinosa" (Clarke and Verdier, 1967, p.77-78, pl.17, figs.1-2; text-fig.31) Eisenack et al., 1973, p.1011-1012. Holotype: Clarke and Verdier, 1967, pl.17, fig.1. NOW Thalassiphora?. Originally Pterospermopsis (Appendix A), subsequently Pterospermella, thirdly (and now) Thalassiphora?. Taxonomic junior synonym: Hexagonifera perforata (name not validly published), according to Slimani (2001a, p.194). Age: Senonian.
Parent: Pterospermella