Difference between revisions of "Hystrichosphaeridium spinosum"
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Revision as of 14:41, 2 December 2016
"spinosum" (White, 1842, p.37, pl.4, fig.6) Lejeune-Carpentier, 1941, p.B76. Holotype: White, 1842, pl.4, fig.6; lost according to Sarjeant (1966b, p.141). NOW Exochosphaeridium?. Originally Xanthidium (Appendix A), subsequently Hystrichosphaeridium, thirdly Baltisphaeridium (Appendix A), fourthly Cordosphaeridium (combination not validly published), fifthly Exochosphaeridium, sixthly (and now) Exochosphaeridium?. Age: Late Cretaceous.
Parent: Hystrichosphaeridium
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