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 about 240 μm long, 150 μm wide, L/W=1.6, pseudostome 55 μm wide,
x 400, x 640, a small marsh pond near memorial pole of Saito Mokichi (close to Iroha-numa), Zao mountain, Yamagata city, Yamagata Pref., Japan, August 2, 2006 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
a small marsh pond near memorial pole of Saito Mokichi (close to Iroha-numa), Zao mountain, Yamagata city, Yamagata Pref., Japan, August 2, 2006 by Y. Tsukii