Ovum hispidum ssp. multipilosum Eisenack, 1931

Name not validly published since the specific name Ovum hispidum is not validly published. Now Baltisphaeridium multipilosum (an acritarch species). Originally Ovum hispidum ssp. multipilosum (name not validly published), subsequently Hystrichosphaeridium multipilosum, thirdly (and now) Baltisphaeridium multipilosum (an acritarch species).

Holotype: Eisenack, 1931, pl.5, fig.22; lost, according to Eisenack, 1959
Neotype: Eisenack, 1959, pl.15, fig.11; designated by Eisenack, 1959
Age: Silurian