Genus: Test more or less flask-shaped, with more or less neck (Illustrated Guide, 1985).
Species: Test 160-175 μm long, 65-75 μm wide; (Cash, British Freshwater Rhizopoda and Heliozoa II, 1909). |
Images of collecting locality:
No.3, standing water, Nakayukawa-sen (a forestry road along Omatazawa), Nishiwaga town, Iwate Pref., Japan, May 4, 2007 by Y. Tsukii