Family:
Stalkless; cell body drawn out; in some species it appear stalklike at rear;
peristomal disc not stalked (Illustrated Guide, 1985).
Genus:
No trochal band when mature; macronucleus long, often C-shaped (Illustrated Guide, 1985).
Species:
Scyphidia sp. (or Rhabdostyla ?),
cell body μm long, μm wide,
x 640, Eki-nishi Central Park, Kanazawa city, Ishikawa Pref., Japan, June 2003, by Y. Tsukii
31 μm
63 μm
94 μm; x 640