image_list image_listE

Heterotrichea: Heterotrichida: Stentoridae

Stentor roeseli
Ehrenberg 1835

Stentor roeseli 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).


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
scale scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Stentor Stentor Stentor Stentor
x 400
Stentor Stentor
x 640
Stentor Stentor Stentor Stentor

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.
Copyright Protist Information Server