Genus: Test more or less oval; Test round in cross-section with tapered base (Illustrated Guide, 1985).
Species:
Similar species -->>Difflugia elegans;
Paraeuglypha sp. or Difflugia curvicaulis Penard ?,
test 120 μm long, 65 μm wide,
x 400, Yamagata Pref., Japan, 1999, by Y. Tsukii
50 μm
100 μm
150 μm; x 400