Priscogalea cristata (Downie, 1958) Martin, 1969

Now Cymatiogalea (an acritarch genus). Originally Hystrichosphaeridium, subsequently Baltisphaeridium (an acritarch genus), thirdly Priscogalea, fourthly (and now) Cymatiogalea (an acritarch genus).
Tax. sr. synonym of the acritarch species Cymatiogalea polygonomorpha Gorka, 1967, according to Rasul, 1974.

Holotype: Downie, 1958, pl.16, fig.4
Age: Early Ordovician