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Heterotrichea: Heterotrichida: Stentoridae

 Stentor igneus
Ehrenberg

Stentor igneus Genus: When extended, trumpet-shaped or cylindrical; highly contractile; some with mucilaginous lorica; conspicuous peristomal field frontal; contractile vacuole anterior-left; fresh water (Kudo, 1966).
Species: Rose-colored or colorless; 200-400 μm long; macronucleus oval; ciliation uniform (Kudo, 1966).

Stentor igneus Ehrenberg, cell body 213 μm long, macronucleus oval, x 200, x 400, Japan, 1998 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus
scale 100 μm scale 200 μm scale 300 μm; x 200
Stentor igneus Stentor igneus

Stentor igneus, x 100, x 200, x 400, x 640, November 1998, by Y. Tsukii
Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus Stentor igneus

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