Family: Test usually more or less compressed; pseudostome narrowly oval or slit-like.
Genus: Test more or less flask-shaped, with more or less neck (Illustrated Guide, 1985). Species: |
Argynnia dentistoma (Penard 1890) ?,
test μm long, μm wide, L/W=,
pseudostome μm wide,
x 640, No.5, Shibayachi marsh, Odate city, Akita Pref., Japan, September 22, 2007 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
No.5, Shibayachi marsh, Odate city, Akita Pref., Japan, September 22, 2007 by Y. Tsukii