Difference between revisions of "Hystrichosphaeridium polyradiatum"

Revision as of 13:41, 2 December 2016

polyradiatum Andreeva, 1966, p.131, pl.20, fig.2.  Holotype: Andreeva, 1966, pl.20, fig.2.  This is probably an acritarch species.  Age: Mid Ordovician.