Species: Test elongate, small, usually scales invisible (= homogenous in appearance),
18-35 μm long, 7-17 μm wide;
pseudostome 3-6 μm; scales 3-6 μm
(Cash & Wailes, The British Freshwater Rhizopoda and Heliozoa vol. III, 1915).
Trinema enchelys (Ehrenberg) Leidy ?,
test 50 μm long, 15 μm wide, L/W=3.3, pseudostome 10 μm wide,
body scales μm long, μm wide, L/W=,
x 640, Iyari marsh, Omachi city, Nagano Pref., Japan, November 23, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640