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Lobosea: Testacealobosia: Arcellinida: Difflugiidae

Difflugia oblonga
Ehrenberg

Pandorina Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; pseudostome relatively large, with or lacking a collar (Illustrated Guide, 1985).
Species: Test pyriform, flask-shaped, or ovoid; neck variable in length; aperture terminal, typically circular; test composed of angular sand-grains, diatoms; 60-580 μm by 40-240 μm (Kudo, 1966).


Difflugia oblonga Ehrenberg, test 170 μm long, μm wide, P/W=, pseudostome μm wide, P/W=, by H. Yoshino
Difflugia oblonga


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