Cyclopyxis crucistoma Bartos, 1963

Diagnosis. The shell is relatively large, round in dorsal view, hemispherical in side view. On the ventral side , the marginal part is covered with large xenosomes, and the central area, around the aperture,  is covered with more small particles. The cruciform aperture is located at the end of a vagination that is as deep as half the test height.

Dimensions: According to Bartos (1963): Shell diameter 122—124 µm.

Habitat: Mosses.

Geographical distribution: Java, Indonesia.