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Oligohymenophorea: Peritrichia: Sessilida: Operculariidae

Orbopercularia sp.

Orbopercularia Genus: Colonical when mature; macronucleus rounded; some species loricate (Illustrated Guide, 1985). Stalk non-contractile.
Species:


Orbopercularia sp. (or Opecularia ??), cell body 51 μm long, 20 μm wide, macronucleus seems to be spherical, x 400, x 640, Sakura city (formerly Ujiie town), Tochigi Pref., Japan, April 2001 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Opercularia Opercularia Opercularia Opercularia
Opercularia Opercularia Opercularia

O. ramosa: 140 μm long (How to know the protozoa, 1979).


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