Systematophora austinii

"?austinii" (Merrill, 1895, p.6, text-fig.11) Sarjeant, 1964a, p.175.  Holotype: Merrill, 1895, text-fig.11.  Originally Geodia? (Appendix A), subsequently Systematophora?.  Questionable assignment: Sarjeant (1964a, p.175).  Taxonomic senior synonym: Xanthidium (as Hystrichosphaera, now Spiniferites) ramosum, according to Sarjeant (1966a, p.5).  Age: Early Cretaceous.

Parent: Systematophora