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Lobosea: Testacealobosia: Arcellinida: Difflugiidae

Difflugia penardi

Difflugia Penardi Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; pseudostome relatively large, with or lacking a collar (Illustrated Guide, 1985).

Difflugia penardi Hopkinson ?, test 76 μm long, 50 μm wide, L/W=1.5, pseudostome 25 μm wide, x 640, Southern lakeside of Lake Shirakaba, Tateshina town & Chino city, Nagano Pref., Japan, May 21, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Heleopera Heleopera Heleopera

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