Difference between revisions of "Cordosphaeridium spinosum"

Revision as of 13:25, 2 December 2016

"spinosum" (White, 1842, p.37, pl.4, fig.6) de Coninck, 1965, p.31.  Holotype: White, 1842, pl.4, fig.6; lost according to Sarjeant (1966b, p.141).  Combination not validly published: basionym not fully referenced.  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.

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