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Oligohymenophorea: Peritrichia: Sessilida: Vaginicolidae

 Cothurnia sp.
Kent

Cothurnia Genus: Lorica attached aborally by stalk; no operculum (Illustrated Guide, 1985). Similar to Vaginicola, but lorica stands on a short stalk; fresh or salt water (Kudo, 1966).
Species:
Similar Genus ->> Thuricola; Vaginicola; Pyxicola; Platycola

Cothurnia sp., cell body 60 μm long, 8 μm wide, peristome 27 μm wide, lorica 50 μm long, 25 μm wide, x 400, x 640, Kyodo-shiryokan (Town Museum), Nishihara, Miyashiro town, Saitama Pref., Japan, April 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
Cothurnia Cothurnia Cothurnia

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