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Cryptodifflugia brevicolla
Cryptodifflugia brevicolla, after Golemansky, 1979

Cryptodifflugia brevicolla  Golemansky, 1979

Diagnosis: Shell ovate, laterally compressed, with clearly expressed chitinous collar around an aperture, neck circular in transverse section, fundus elliptical in transverse section, colorless and transparent. Aperture circular surrounded by small transparent chitinous collar.

Dimensions: Shell height 14–18 μm, shell width 12–15 μm, shell depth 5–11 μm, aperture diameter 4–7 μm.

Ecology and distribution: Marine sandy beach, psammal supralittoral. Vietnam.

Reference: Bobrov, A., Mazei, Y., 2017. A review of testate amoeba genus Cryptodifflugia Penard, 1890 (Phryganellina: Cryptodifflugiidae) with a key to species. Zootaxa 4282 (2): 292–308.

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