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Heterotrichea: Heterotrichida: Stentoridae

Stentor pyriformis
Johnson 1893

Species: Cell body broadly trumpet shaped, up to 700 μm long when fully extended; macronucleus consists of two (rarely one, three, four or five) isolated beads; cortical granules colourless; with symbiotic green algae (Foissner and Wölfl, 1994).


Stentor pyriformis Johnson 1893, with endosymbiotic algae, cell body μm long, μm wide, L/W=, x 640, a small pond at Kinunuma marsh, Nikko city, Tochigi Pref., Japan, July 8, 2010, by Y. Tsukii


This sample was collected at Kinu-numa marsh (Sample No.21, Nikko city, Tochigi Prefecture, July, 2010)



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Photos and a movie by binocular microscope (x 10).

Photos and a movie by binocular microscope (x 10).
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Photos and a movie by binocular microscope (x 40).
                        <- Animation
Photos and a movie by binocular microscope (x 40).

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(x 100, x 400)
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Images of collecting locality: No.21, Kinu-numa marsh, Nikko city, Tochigi Pref., Japan, Juny 18, 2010, by Y. Tsukii


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