"Micrhystridium picorricum" Cramer, 1964, p.303, pl.11, figs.1-3; text-fig.24.
TYPE: Holotype: Cramer, 1964, pl.11, fig.2. HISTORY: Originally Micrhystridium, subsequently Multiplicisphaeridium (Appendix A), thirdly Hystrichosphaeridium (combination not validly published). SYNONYM(S): Taxonomic senior synonym: Baltisphaeridium (now Multiplicisphaeridium) cladum Downie, 1963, an acritarch species, according to Colbath (1979, p.20-21). AGE: Devonian (Mid Siegenian-Emsian).
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |