Homotryblium ssp. breviradiatum (Cookson and Eisenack, 1961) Lentin and Williams, 1977

Originally Hystrichosphaeridium floripes ssp. breviradiatum, subsequently Cordosphaeridium floripex ssp. breviradiatum, thirdly (and now) Homotryblium floripes ssp. breviradiatum.

Holotype: Cookson and Eisenack, 1961, pl.2, figs.10-11
Age: Late Eocene