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).
Nebela americana Taránek (or N. lageniformis Penard ?),
test 160 μm long, 72 μm wide, L/W=2.2,
pseudostome 18 μm wide, P/W=,
scales elliptical in shape, but variable in size, 3-16 μm long, μm wide,
x 640, Obihiro-Hasshonochi (the birthplace of Obihiro) park, Obihiro city, Hokkaido, Japan, October 13, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640