Carpatella fusiformis, (He Chengquan, 1991), Lentin and Williams, 1993

Holotype: He Chengquan, 1991, pl.8, fig.6
Location and stratigraphy: Wuqia County Basebulak; Wulagen fm.
Age: Middle Eocene

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

Description:
Cyst spindle shape, the body ellipse. There is a short apical antapical horn, conical, equal or unequal; Apical horn 2-7μm long, the tip is pointed; The antapical horn is usually not centered, 2-6μm long, end blunt. No inner body.
Cyst wall is thin, the surface is granular, usually rough due to corrosion. Cingulum fuzzy.
Archeopyle precingular, P-type, formed by the movement of the third precingular plate. Operculum preserved in situ.

Dimensions:
Cyst length 70-81μm, width 57.5-65μm (measured 4); Holotype length 81μm, width 60μm, the apical horn length 7 μm, antapical horn length 6μm.

Affinities:
This species differs from Paraireiana lamprota, in the elongated oval body and not centered antapical horn.