Euglypha tuberculata Dujardin, 1841
Diagnosis: shell ovoid, in cross-section circular; aperture circular, bordered by one row of serrated scales; body scales elliptical or nearly circular; plasma and pseudopodia normal.
Dimensions: literature 55-100 µm
Ecology: Sphagnum and other mosses, also in sediments and between waterplants.
Difflugia Group 1 Key characters: Test < 60 µm. Test in cross section rounded. Test with rounded fundus. Pseudostome with smooth circular edge. Test not
Difflugia – group 1 Test < 60 µm. Test in cross section rounded. Test with rounded fundus. Pseudostome with smooth circular edge. Test not spherical
Difflugia ampla, after Rampi, 1950 (l) and Gauthier-Lièvre et Thomas, 1958 (r) Difflugia ampla Rampi, 1950 Diagnosis: Test broadly pyriform, with a wide and rounded
Difflugia parva, from Gauthier-Lièvre et Thomas, 1958 Difflugia parva (Thomas, 1954) Ogden, 1983 = Difflugia oblonga var. parva Thomas, 1954 Diagnosis: Test pyriform, tapering evenly from