Diplochlamys gruberi Penard, 1909
Diagnosis: Test cup- shaped, often resembling a thimble. Test bi-layered; inner hyaline sac invisible, outer layer consists of a thick compact layer of brownish debris. Endoplasm granular, one vesicular nucleus, 13 µm.
Measurements: Penard (1909): Length usually 65 µm. My measurements: Length 87-95 µm; width 76-91 µm (n=3).
Ecology: Herbivorous. In dry mosses, on rocks and trees. France and Switzerland.
Remarks: see Penard (1909)