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Lobosea: Testacealobosia: Arcellinida: Arcellidae

Arcella sp.
Ehrenberg, 1832

Arcella Genus: Test variable, chitinoid; binucleate (Illustrated Guide, 1985).
Species:


Arcella sp., test 90-95 μm in diam., 68 μm high, pseudostome 28 μm in diam., x 640, near Okubo ike (pond as water reservoir), Shinano town, Nagano Pref., Japan, November 7, 2004 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Arcella Arcella Arcella
Arcella Arcella Arcella Arcella


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