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Lobosea: Testacealobosia: Arcellinida: Difflugiidae

Difflugia oblonga
Ehrenberg

Difflugia Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; 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 or D. pyriformis ?, test 104 μm long, 70 μm wide, pseudostome 24 μm wide, L/W=1.5, P/W=0.34, x 640, Kodanuki marsh, Fujinomiya city, Shizuoka Pref., Japan, April 29, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Difflugia oblonga Difflugia oblonga

Images of collecting locality: Kodanuki marsh, Fujinomiya city, Shizuoka Pref., Japan, April 29, 2006 by Y. Tsukii


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