Morkallacysta? tasmanica Cookson and Eisenack, 1982

Cookson and Eisenack, 1982, questionably included this species in Morkallacysta.
Holotype: Cookson and Eisenack, 1982, pl.8, fig.10
Age: Eocene

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Original description: [Cookson and Eisenack, 1982] (translated from German):

Morkallacysta ? tasmanica n. sp.
Plate 8, Figs. 9 and 10

Type: The specimen shown on Plate 8, Fig. 10 and preserved in specimen Tasmania 4.
Diagnosis: A species of the genus Morkallacysta (?) with a globular to slightly pear-shaped shape, with a thin, delicate, and extremely weakly granulated wall. The apical horn is hollow and superficial, cylindrical to slightly conical, and truncated. Two short, rounded protrusions, fairly widely spaced, represent the anta-pical horns. The girdle and capsule are sometimes simulated by folding of the thin-walled shell. An archaeopyle was not observed.
Material and Dimensions: Approximately 20 specimens. Type: Length approx. 72 μ, width approx. 62 μ. Apical horn: approx. 16 μ, antapical horns approx. 5 μ.
Occurrence: Tasmania, Evandale Junction, near Launceston; Evandale Clay.