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Micrhystridium picorricum
Micrhystridium picorricum Cramer, 1964
Originally Micrhystridium, subsequently Multiplicisphaeridium (an acritarch genus); see also Hystrichosphaeridium (combination not validly published).
Tax. jr. synonym of the acritarch species Baltisphaeridium (now
Multiplicisphaeridium) cladum Downie, 1963, according to Colbath, 1979.
Holotype: Cramer, 1964, pl.11, fig.2
Age: Devonian (Middle Siegenian-Emsian)
Originally Micrhystridium, subsequently Multiplicisphaeridium (an acritarch genus); see also Hystrichosphaeridium (combination not validly published).
Tax. jr. synonym of the acritarch species Baltisphaeridium (now
Multiplicisphaeridium) cladum Downie, 1963, according to Colbath, 1979.
Holotype: Cramer, 1964, pl.11, fig.2
Age: Devonian (Middle Siegenian-Emsian)