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Lobosea: Testacealobosia: Arcellinida: Centropyxidae

 Centropyxis discoides
Ehrenberg, 1838

Centropyxis discoides Genus: Test circular, ovoid or discoid; pseudostome eccentric, circular or ovoidal; with or without spines (Kudo, 1966).
Species: Pseudostome more or less central; test variable in shape and size; diameter 187-325 μm; with 0-12 spines; opaque or semitransparent; with fine sand-grains or diatom shells (Cojima, Sudo, Chihara eds., 1995).
Similar species -->> C. ecornis (lack spines)

Centropyxis discoides, test 200, 190 μm in diam., x 200 & x 400, Japan, 199? by Y. Tsukii
scale 100 μm scale 200 μm scale 300 μm; x 200 : scale 50 μm scale 100 μm scale 150 μm; x 400
Centropyxis Centropyxis Centropyxis Centropyxis
Test 200 μm in diam., x 200
Centropyxis Centropyxis Centropyxis

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