Hystrichosphaeridium brevispinosum ssp. castaneoides Sannemann, 1955

Now Baltisphaeridium brevispinosum ssp. castaneoides. Originally Hystrichosphaeridium breispinosum ssp. castaneoides, subsequently (and now) Baltisphaeridium breispinosum ssp. castaneoides.

Holotype: Sannemann, 1955, pl.4, fig.13
Age: Devonian (Late Givetian)