Genus Cryptodifflugia Penard, 1890

Diagnosis: Shell flask- or egg-shaped, circular or compressed in cross-section, with adhering foreign particles or smooth surface; nucleus vesicular; cyst in test, with mucous plug.

Ecology: feeding on bacteria and yeast. Fresh water, soil and mosses.

Some species:

Cryptodifflugia oviformis
Cryptodifflugia compressa
Cryptodifflugia crenulata
Cryptodifflugia sacculus
Cryptodifflugia pusilla
Cryptodifflugia minuta
Cryptodifflugia spec.
Cryptodifflugia
Cryptodifflugia
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Ditrema spec.

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Rotosphaerida

Pompholyxophrys Pompholyxophrys Pompholyxophrys Rabdiophrys Rotosphaerida Rainer, 1968 Diagnosis: Aciliate predominantly spherical or flattened amoebae from which elongated actin-based filopodia extend; with flat discoid mitochondrial cristae;

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Centropyxis tabel

Key to Centropyxis species 1 Test in dorsal view circular or almost circular 2 – Test in dorsal view irregular due to various outgrows and

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