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Pseudawerintzewia calcicola
Pseudawerintzewia orbistoma
P. orbistoma from Croatia (l) and after Schönborn et al. 1983

Genus Pseudawerintzewia Bonnet, 1959

Diagnosis: Test oviform; cross-section circular, brown, attached quartz particles. Pseudostome elliptical or round, in flattened center of the broader end, thickened lip, no collar.
Type species: Pseudawerintzewia calcicola Bonnet, 1959.
Four species: P. orbistoma is similar to the type species but with a circular pseudostome.

Ecology: Feeding herbivorous? Usually P. calcicola and P. orbistoma are associated with calcareous soils (Bonnet, 1989).

Pseudawerintzewia calcicola
Pseudawerintzewia calcicola – from Meisterfeld, 2002
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