Genus: Test circular, ovoid or discoid; pseudostome eccentric, circular or ovoidal;
with or without spines (Kudo, 1966).
Species: |
Centropyxis sp.,
test μm long, μm wide,
x 400 ?, Japan, 199? by Y. Tsukii
50 μm
100 μm
150 μm; x 400