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Oligohymenophorea: Hymenostomatida: Ophryoglenidae

 Ophryoglena flava
Ehrenberg, 1833

Ophryoglena Suborder: With organelle of Lieberkühn (watch-glass organelle).
Family & Genus: Oral apparatus of trophont complex with rear of polykinetid 2 enlarged; histophagous on dying or dead invertebrates (Illustrated Guide, 1985).
Genus: Cytostome anterior ventral and spirals down into the body; watch-glass body with a pigment spot on the left of the cytostome (Carey, 1992).
Species: Cell body pyriform, elongate, 250-500 μm long; oral area small; the pigment spot not conspicuous; macronucleus ellipsoidal; two contractile vacuoles; many trichocysts (Carey, 1992).

Ophryoglena flava Ehrenberg 1833, cell body 215 μm long, 81 μm wide, a single ellipsoidal macronucleus with two micronuclei, two contractile vacuoles, each have three or four pores, thin and small trichocysts present, x 640, Mitsu-ike Park, Tsurumi-ku, Yokohama city, Kanagawa Pref., Japan, January 2002 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
x 200, x 400, x 640
Ophryoglena Ophryoglena Ophryoglena Ophryoglena Ophryoglena
Cell body flattened under a cover glass
Ophryoglena Ophryoglena Ophryoglena Ophryoglena Ophryoglena Ophryoglena Ophryoglena Ophryoglena Ophryoglena
A ellipsoidal macronucleus accampanied by two micronuclei
Ophryoglena Ophryoglena
A cyst
Ophryoglena Ophryoglena Ophryoglena
Excystment
Ophryoglena Ophryoglena Ophryoglena Ophryoglena Ophryoglena

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