Hystrichosphaeridium astartes Sannemann, 1955

Now Buedingiisphaeridium. Originally Hystrichosphaeridium subsequently Baltisphaeridium, thirdly (and now) Buedingiisphaeridium.

Holotype: Sannemann, 1955, pl.4, fig.1
Age: Devonian (Late Givetian)