"Baltisphaeridium erraticum" (Eisenack, 1954a, p.209, pl.1, figs.6-7; text-fig.7) Downie and Sarjeant, 1965, p.90.
TYPE: Holotype: Eisenack, 1954a, pl.1, fig.6. HISTORY: NOW: Visbysphaera (Appendix A). Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly (and now) Visbysphaera (Appendix A), fourthly Multiplicisphaeridium (Appendix A). COMMENTS: This combination was not validly published in Downie and Sarjeant (1963, p.90) and Cramer (1964, p.294), since these authors did not fully reference the basionym. AGE: Silurian (Late Ludlow).
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |