Difference between revisions of "Multiplicisphaeridium meson Appendix A"

Latest revision as of 01:48, 1 September 2015

"meson" (Eisenack, 1955, p.179) Eisenack et al., 1973, p.681-682.  Holotype: Eisenack, 1954a, pl.1, fig.3.  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.  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).  Taxonomic junior synonym: Baltisphaeridium (subsequently Multiplicisphaeridium micropilare) Cramer, 1970, an acritarch species, according to Ye Xiaorong (1984, p.42).  Age: Silurian (Late Llandovery-Late Ludlow).