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Euglenophyceae: Heteronematales: Astasiidae

Urceolus cyclostomus
(Stein) Mereschkowski (Mereschkowsky ?) (Algaebase)

Urceolus Genus: Body colorless; plastic; flask-shaped; striated; a funnel-like neck; posterior region stout; a single flagellum protruded from funnel and reaches inward the posterior third of body (Kudo, 1966).
Species: 25-50 μm long; fresh water (Kudo, 1960; How to know the protozoa, 1979).


Urceolus cyclostomus, cell body μm long, μm wide, L/W=, x 640, No.3, Beppu-numa park, NishiBeppu, Kumagaya city, Saitama Pref., Japan, March 29, 2008 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Urceolus cyclostomus Urceolus cyclostomus Urceolus cyclostomus Urceolus cyclostomus Urceolus cyclostomus

Images of collecting locality: No.3, Beppu-numa park, NishiBeppu, Kumagaya city, Saitama Pref., Japan, March 29, 2008 by Y. Tsukii


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