Heterotrichea:
Heterotrichida: Stentoridae
Stentor roeseli
Ehrenberg 1835
Species: 0.5-1 mm long; anterior end expanded; body surface with groups of longer cilia; posterior portion
drawn out and often within a gelatinous tube (lorica); macronucleus long band-form (Kudo, 1966).
Body attenuated, peristome widely expanded, attains 0.5-1.0 mm; peristome has no central raised dome;
somatic bristles present; gelatinous lorica; macronucleus moniliform but usually
observed as a long rod; colourless
(Carey, 1992).
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Stentor roeseli Ehrenberg ?,
cell body 1080 μm long, peristome 160 μm wide,
somatic bristles present, macronucleus moniliferum (?),
x 100, x 200, Azami-ike (pond), Norikura highland, Azumi, Matsumoto city (formerly Azumi village), Nagano Pref., Japan, June 8, 2006 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
x 400
x 640
Images of collecting locality:
Azami-ike (pond), Norikura highland, Azumi, Matsumoto city (formerly Azumi village), Nagano Pref., Japan, June 8, 2006 by Y. Tsukii
Please click on images for viewing enlarged.
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