[ref. ID; 1663]
Body length 200 um long. Without definite auricle but often with a tuft of long cilia in the usual location of an auricle. Trophi symmetrical. Eyespot absent. Foot segmented. Toes comparatively short. Retrocerebral sac present. In mountain brooks among submerged moss. Single species. (ref. ID; 1663)

[ref. ID; 1923]
With gastric glands. Toes short, blunt. Foot glands unusually long, reaching forward into body cavity. In moss in rapidly flowing brooks. (ref. ID; 1923)

• Dorria dalecarlica Myers, 1933 (ref. ID; 1345, 1663, 1923, 2019)