Multiplicisphaeridium venustum (Sannemann, 1955) Eisenack et al., 1973

Now Hapsidopalla (an acritarch genus). Originally Hystrichosphaeridium, subsequently Baltisphaeridium (an acritarch genus), thirdly Multiplicisphaeridium, fourthly (and now) Hapsidopalla (an acritarch genus).
Holotype: Sannemann, 1955, pl.5, fig.11
Age: Devonian (Late Givetian)