Batiacasphaera granulata, Shaw Chenglong, 1999b, p.186, figs.78-81.

Holotype: Shaw Chenglong, 1999b, figs.78-79.
Startigraphic occurrence: Eocene (OK-2 well, 1936m).
Age: Eocene.

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Original description: [Shaw Chenglong, 1999b]:

Description:
Cysts spherical, subspherical or lenticular with a characteristic condensed granulate surface and thin autophragm (about 1-1.5 μm thick); lateral view of the cyst baculata to papillate;
apical archeopyle, operculum generally free, occasionally remains in place; 17-22 μm wide.
No indications of paratabulation,paracingulum, or parasulcus.

Dimensions:
Holotype – Overall diameter 40 μm, autophragm 1.5 μm thick, apical archeopyle 17 μm wide.
Other specimens - overall diameter 40-43 μm, autophragm 1-1.5 μm thick, apical archeopyle 17-22 μm wide (n=3).

Affinities/Remarks:
The species differs from Batiacasphaera cassicula Wilson 1988 in being substantially smaller and in having granulate processes.