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Nassophorea: Nassophoria: Peniculida: Parameciidae

Paramecium bursaria
(Ehrenberg, 1831) Focker, 1836
Syn. Loxodes bursaria Ehrenberg, 1831

Paramecium bursaria Genus: Cigar- or foot-shaped; a single macronucleus and 1 to several vesicular or compact microuclei (Kudo, 1966).
Species: 100-150 μm long, 50-60 μm wide; foot-shaped; green with symbiontic Chlorella; a compact micronucleus; a macronucleus; two contractile vacuoles (Kudo, 1966). Ovoid, anterior transversely truncated, posterior rounded; 80-150 μm long; oral groove wide; cytoplasm filled with green zoochlorellae; two contractile vacuoles; a single ovoid macronucleus and a micronucleus; caudal cilia present (Carey, 1992).
Other endosymbiosis -->> Acanthocystis; Mayorella; Paulinella; Paulinella; Paulinella; Climacostomum; Vorticella; Prorodon; Frontonia; Colpoda; etc.

Paramecium bursaria Ehrenberg, cell body 120 μm long, 55 μm wide, x 640, Shimo-kawahara Park (near Iruma river), Sayama city, Saitama Pref., Japan, March 7, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Paramecium bursaria Paramecium bursaria

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