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Oligohymenophorea: Peritrichia: Sessilida: Vorticellidae

 Vorticella pulchra

Vorticella pulchra Genus: Solitary, but often gregarious; myoneme continuous within full length of stalk (Illustrated Guide, 1985).
Species: Resembles V. campanula; but anterior end somewhat narrow; usually without refractile granules in endoplasm; cell body 50-95 μm long, 35-53 μm wide; peristome 55-75 μm wide (Kudo, 1966). cell body 70 μm long (Kahl, 1930).
Similar Genus ->> Carchesium
Similar Species (cell length μm) -> V. similis (60, 70); V. limnetis (60); V. smaragdina (65); V. floridensis (85);

Vorticella pulchra ?, cell body 45 μm long, μm wide, peristome 36 μm wide, x 640, drainage ditch near Torimiyama park, Kagami-ishi town, Fukushima Pref., Japan, August 2003, 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
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