Horologinella biconvexa

biconvexa Jiabo, 1978, p.95, pl.29, figs.20-21.  Holotype: Jiabo, 1978, pl.29, fig.21.  Age: Early Tertiary.

Parent: Horologinella

Infrataxon List:

Horologinella biconvexa subsp. biconvexa
Horologinella biconvexa subsp. granulata
Horologinella biconvexa subsp. laevigata