"*Hystrichosphaera furcata" (Ehrenberg, 1838, pl.1, figs.12,14) Deflandre, 1937b, p.61.
TYPE: Holotype: not designated. HISTORY: Originally Xanthidium furcatum (Appendix A), subsequently Hystrichosphaera furcata, thirdly Ovum hispidum subsp. furcatum (Appendix A), fourthly Spiniferites furcatus (combination not validly published). SYNONYM(S): Taxonomic senior synonym: Xanthidium (as Hystrichosphaera, now Spiniferites, according to Davey and Williams (1966a, p.29-33). Taxonomic junior synonym: Geodia? tripunctata (Appendix A), according to Sarjeant (1964b, p.175). COMMENTS: The nomenclatural type of the genus Hystrichosphaera remains the holotype of Hystrichosphaera furcata. This combination was not validly published in O. Wetzel (1933b, p.34) since the generic name Hystrichosphaera was not validly published until 1937. AGE: Late Cretaceous.
Infraspecific taxa:
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