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:
Test 130 μm long, 86-90 μm wide
(Cash, British Freshwater Rhizopoda and Heliozoa II, 1909).
Nebela collaris (Ehrenberg) Leidy,
test μm long, μm wide, L/W=,
pseudostome μm wide,
x 640, a pond near the entrance of climbing route to Omine mountain, Minakami town, Gunma Pref., Japan, October 21, 2007 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
a pond near the entrance of climbing route to Omine mountain, Minakami town, Gunma Pref., Japan, October 21, 2007 by Y. Tsukii