Lejeunia fallax Morgenroth, 1966, p.2-3

NOW Lejeunecysta. Originally Lejeunia (generic name illegitimate), subsequently (and now) Lejeunecysta.
Following I.C.N. Article 55.1, the species name Lejeunia fallax is validly published even though the generic name Lejeunia is illegitimate.

Holotype: Morgenroth, 1966, pl.1, fig.6
Paratypes: Morgenroth, 1966
Locus typicus: Eschershausen, Germany
Stratum typicum: Middle Oligocene
Translation Morgenroth, 1966: LPP

Original description: Morgenroth, 1966, p. 3: Lejeunia fallax
Diagnosis: A species of the genus Lejeunia with smooth, firm membrane. Instead of a girdle furrow, only a ?circularly running ridge is present.
Description: The, compared to other species of the genus, firm shell membrane is smooth. Striations are not present. The cone-shaped epitheca culminates in a clearly pointed apical horn. A girdle furrow is not present. Instead, a simple, sharp crest, which runs more or less circularly, is present. Ventrally it is interrupted by a suggested longitudinal furrow. The hypotheca culminates in 2 more or less equally long antapical horns. - None of the specimens present shows an opening.
Dimensions: Shell length: 77(64/84) µm, shell width 63(53/70) µm.