Genus:
Species: Test small, brown or rarely colourless, oviform, compressed; trasverse section lenticular; 28-58 μm long, 19-50 μm wide, pseudostome 6-16 μm wide (Cash, 1915). |
Images of collecting locality:
Karakemi marsh, Yasaka, Omachi city (formerly Yasaka village), Nagano Pref., Japan, May 8, 2006 by Y. Tsukii