Ditrema spec.with numerous extrusomes very close to each other
Ditrema De Saedeleer, 1934
Diagnosis: Shell hyaline, small, with one side fastened to the substrate; outline circular, irregular. Shell with two opposite apertures, each with a short neck. Pseudopodia granular, fine, extending along the substrate. Nucleus globular with a central nucleolus.
One described species: Ditrema mikrous De Saedeleer, 1934.
Ditrema longicollis
Ditrema longicollis, the same as above
Ditrema mikrous
Ditrema spec.
Compared with the specimen in the first photomicrograph there is much more distance between the granules
Ditrema mikrous