Genus: Test circular, ovoid or discoid; pseudostome eccentric, circular or ovoidal; with or without spines (Kudo, 1966).
Species: 53-85 μm long, 42-66 μm wide; 28-45 μm high; test oval, flattened toward pseudostome, hemispheroid laterally; pseudostome oval, 18-28 x 10-15 μm (Illustrated Guide, 1985).

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C. aerophila 117 x 94 μm Japan, 199?

C. aerophila 115 x 95 μm Japan, 199?

C. aerophila 160 x 150 μm Koigakubo marsh Tessei-cho Okayama, 2004

Similar species -->> Centropyxis constricta; Centropyxiella;

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