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Chrysophyceae: Ochromonadales: Ochromonadaceae

Ochromonas margaritata
Skuja

Ochromonas Genus: Solitary or colonial; body surface delicate; one to two chloroplasts; usually with a stigma; fresh water (Kudo, 1966). One to several chloroplasts; pyrenoid and/or eyespot (stigma) in some; cells naked, globular, ellipsoidal or pyriform (Illustrated Guide, 1985).
Species: Cell body 7-13 μm long, 5-10 μm wide (Süßwasserflora von Mitteleuropa 1, Chrysophyceae und Haptophyceae, 1985).


Ochromonas margaritata Skuja ?, cell body 10 μm long, 7 μm wide, x 640, Ikenokochi (or Ikenokouchi) marsh, Tsuruga city, Fukui Pref., Japan, September 11, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Ochromonas Ochromonas

Ochromonas margaritata, cell body 10-13 μm long, 7-11 μm wide, x 640, Ikenokochi (or Ikenokouchi) marsh, Tsuruga city, Fukui Pref., Japan, September 11, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Ochromonas margaritata Ochromonas margaritata Ochromonas margaritata
Ochromonas margaritata Ochromonas margaritata Ochromonas margaritata Ochromonas margaritata

* Ochromonas margaritata Skuja: Cell body 7-13 μm long, 5-10 μm wide (Süßwasserflora von Mitteleuropa 1, Chrysophyceae und Haptophyceae, 1985).

Ochromonas vasocystis Doflein: Cell body up to 10 μm long (Süßwasserflora von Mitteleuropa 1, Chrysophyceae und Haptophyceae, 1985).

Ochromonas nasuta Skvortzov: Cell body 12-14 μm long (Süßwasserflora von Mitteleuropa 1, Chrysophyceae und Haptophyceae, 1985).

O. mutabilis Klebs: Cell body ovoid to spherical in shape, plastic, 15-30 μm long, 8-22 μm wide (Kudo, 1966). Resembles Chromulina; 1-2 chloroplasts; usually a stigma (How to know the protozoa, 1979).

O. granularis Doflein: Cell body 5-12 μm long; no stigma (Kudo, 1966).


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