Arcella arenaria
Genus: Test variable, chitinoid; binucleate (Illustrated Guide, 1985).
Group: Discoides (Test flattened; height < 1/2 greatest diam.)
Species:
|
Arcella arenaria or A. catinus ?,
test 91 μm wide, μm high, pseudostome 17 μm wide,
x 640, Ohnuma (a pond in Ohnuma enchi), Nasu-shiobara city (formerly Shiobara town), Tochigi Pref., Japan, July 23, 2006, collected by Eizaburo Tsukii, photo by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
Ohnuma (a pond in Ohnuma enchi), Nasu-shiobara city (formerly Shiobara town), Tochigi Pref., Japan, May 5, 2006, by Y. Tsukii
Please click on images for viewing enlarged.
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