Bosedinia "minor", He Chengquan, 1991, p.173, pl.6, fig.19.

NOW Bosedinia laevigata subsp. minor. Originally Bosedinia minor, subsequently (and now) Bosedinia laevigata subsp. minor.
Taxonomic junior synonym: Bosedinia laevigata var. minuta, according to He Chengquan et al. (2009, p.459).

Holotype: He Chengquan, 1991, pl.6, fig.19.
Location and stratigraphy: Wuqia County, Basebulak; Qimugen fm upper member
Age: early Eocene.

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Description: [He Chengquan, 1991]: (translated by Suning Hou, 07-01-2019):

Description:
Cyst is small, oval. Wall thin, the surface is smooth or rough, with wrinkles.
Archeopyle big, close to or at the widest part of the cyst, may be sub-upper cyst type, the edge is straight without incision. Operculum preserved in-situ.

Dimensions:
The cyst diameter 35 μm.