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