Genus: Test chitinous, coloured greyish-rose or deep purple, nearly allways rough with adhering sand-grains; pseudostome narrow, elliptic, notched in lateral view, frontal view of pseudostome more or less convex or truncated, with rounded corners; (Cash, The British Freshwater Rhizopoda and Heliozoa vol. II, 1909). Species: (Cash, The British Freshwater Rhizopoda and Heliozoa vol. II, 1909).

31 μm 63 μm 94 μm; x 640