Hystrichosphaeridium eoplanctonicum Eisenack, 1955

Now Oppilatala. Originally Hystrichosphaeridium, subsequently Baltisphaeridium, thirdly Multiplicisphaeridium, fourthly (and now) Oppilatala.
Tax. sr. synonym of Multiplicisphaeridium septispinosum Lister, 1970, according to Eisenack et al., 1973
Holotype: Eisenack, 1955, pl.4, fig.14
Age: Silurian (Late Ludlow)