HOME  Hierarchy  Table  Index  References

Appendix A

Multiplicisphaeridium meson

"Multiplicisphaeridium meson" (Eisenack, 1955, p.179) Eisenack et al., 1973, p.681-682.

TYPE: Holotype: Eisenack, 1954a, pl.1, fig.3.

HISTORY: NOW: Visbysphaera mesa (Appendix A). Originally Hystrichosphaeridium intermedium (name illegitimate), subsequently Hystrichosphaeridium meson, thirdly Baltisphaeridium meson (Appendix A), fourthly (and now) Visbysphaera mesa (Appendix A), fifthly Multiplicisphaeridium meson.

SYNONYM(S): Taxonomic junior synonym: Baltisphaeridium (subsequently Multiplicisphaeridium micropilare) Cramer, 1970, an acritarch species, according to Ye Xiaorong (1984, p.42).

COMMENTS: Hystrichosphaeridium meson is the substitute name for Hystrichosphaeridium intermedium Eisenack, 1954a, p.208, pl.1, figs.3,9; text-figs.3-4 (an illegitimate name).

AGE: Silurian (Late Llandovery-Late Ludlow).


Infraspecific taxa:


Go up one level.
DINOFLAJ (c) 1998