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Heterotrichea: Heterotrichida: Climacostomatidae

Climacostomum virens
(Ehrenberg, 1933) Kahl, 1930-1935

Climacostomum Genus: Both ends blunt (Illustrated Guide, 1985). Similar to Condylostoma, but lacks undulating membrane; with ciliated peristomal field (How to know the protozoa, 1979). Ovoid and flattened in shape; somatic ciliation uniform; peristome, with a large conspicuous AZM on the left edge, spirals down to the cytostome; right edge lacks undulating membrane; a contractile vacuole posterior, connected to two longitudinal canals (Carey, 1992).
Species:


Chlimacostomum sp., cell body 130 μm long, 83 μm wide, x 100, x 200, x 400, Shirasaka, Shirakawa, Fukushima Pref., Japan, October 1999, collected by H. Shiomizu, photo by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Climacostomum
scale 31 μm scale 63 μm scale 94 μm; x 640
Climacostomum Climacostomum

Chlimacostomum sp., cell body 110 μm long, 95 μm wide, x 100, x 200, x 400, Shirasaka, Shirakawa, Fukushima Pref., October 1999, collected by H. Shiomizu, photo by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Climacostomum Climacostomum Climacostomum Climacostomum
scale 31 μm scale 63 μm scale 94 μm; x 640
Climacostomum Climacostomum Climacostomum


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