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Lobosea: Testacealobosia: Arcellinida: Centropyxidae

Centropyxis constricta
(Ehrenberg, 1841)

Centropyxis Genus: Test circular, ovoid or discoid; pseudostome eccentric, circular or ovoidal; with or without spines (Kudo, 1966).
Species: Test 120-150 x 75-100 μm, 60-75 μm in hight, pouch-shaped in oral view, round in lateral, tapered toward anterior; pseudostome 25-30 μm with incurved lips; several similar species (Illustrated Guide, 1985).


Centropyxis constricta (Ehrenberg) ?, test μm long, μm wide, L/W=, pseudostome μm wide, x 640, No.5, Shibayachi marsh, Odate city, Akita Pref., Japan, September 22, 2007 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Centropyxis constricta Centropyxis constricta

Images of collecting locality: No.5, Shibayachi marsh, Odate city, Akita Pref., Japan, September 22, 2007 by Y. Tsukii


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