Difflugia beyensi
Difflugia beyensi, after Chardez, 1985

 

Difflugia beyensi Chardez, 1985

 

Diagnosis: Test large, perfectly spherical, regular, surmounted by a short, cylindrical, rather narrow neck; pseudostome with a regular thickening incrusted with very small stony elements; test embedded with polymorphous quartz elements, often not very brimming.

 

Dimensions: Height 296-325 μm; diameter 257-277 μm; pseudostome  83-85 μm, height of neck 39-48 μm

 

Ecology: freshwater sediments, Belgium

 

Remarks:

 

Chardez, D. (1985): Observations sur la Repartition des Thecamoebiens dans un Lac - Acta Protozool., 24:3-4,217-223.