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Appendix A

Baltisphaeridium oligacanthum subsp. velatum

"Baltisphaeridium oligacanthum subsp. velatum" (W. Wetzel, 1952, p.403-404, pl.A, fig.7; text-fig.24) Downie and Sarjeant, 1965, p.93.

EMENDATION: Sarjeant, 1984c, p.133, as Cauca? velata.

TYPE: Holotype: W. Wetzel, 1952, pl.A, fig.7; text-fig.24; Sarjeant, 1984c, pl.3, figs.4-6; text-fig.6.

HISTORY: NOW: Cauca? velata. Originally Hystrichosphaeridium oligacanthum subsp. velatum, subsequently Baltisphaeridium oligacanthum subsp. velatum, thirdly Cleistosphaeridium? oligacanthum subsp. velatum, fourthly (and now) Cauca? velata.

AGE: Paleocene.


Infraspecific taxa:


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