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Heterotrichea: Heterotrichida: Stentoridae

Stentor roeseli
Ehrenberg 1835

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: 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).
->> Description at WPRNO Google Image Search
Stentor
S. roeseli
within lorica
1000 μm
Japan, 1997
Stentor roeseli
S. roeseli
within lorica
1000 μm
Japan, 1997
Stentor roeseli
S. roeseli
within lorica
1100 μm
Japan, 1998
Stentor
S. roeseli
1000 μm
Tane-ike
Togakushi highland
Nagano, 2006
Stentor roeseli
S. roeseli
800 μm
Japan, 1998
Stentor roeseli
S. roeseli
720 x 200 μm
Iroha-numa 3
Zao mountain
Yamagata, 2006
Stentor
S. roeseli
1080 x 160 μm
Azami-ike
Norikura highland
Nagano, 2006
Stentor
S. roeseli
800 x 135 μm
Okubo Ryoke
Akigase park
Saitama, 2005
Stentor
S. roeseli
660 μm
Saitama, 1999
Stentor roeseli
S. roeseli ?
640 μm
Asa-kawa
Hachioji
Tokyo, 2005
Stentor roeseli
S. roeseli ?
no bristles ?
660 μm
Japan, 1997
Stentor
S. roeseli ?
no somatic bristles
640 μm
Japan, 1998
Stentor
S. roeseli ?
no somatic bristles
640 μm
Ishibashi
Tochigi, 2004
Stentor roeseli
S. roeseli
within lorica
600 μm
Japan, 1997
Stentor
S. roeseli
580 μm
Fujioka
Tochigi, 2001
Stentor
S. roeseli ?
no bristles ?
560 μm
Japan, 1997
Stentor roeseli
S. roeseli
within lorica
430 μm
Japan, 1997
Stentor
S. roeseli
μm
Japan, 1998
Movies
Stentor roeseli
S. roeseli
conjugating pairs
360 μm
Japan, 1998
Movies
Stentor
S. roeseli
400 μm
Hiroshima, 1998
Movies
Stentor
S. roeseli
a dividing cell
370 μm
Japan, 1999
Stentor
S. roeseli ?
bristles present
560 μm
Chiba Park
Chiba , 2003
Stentor
S. roeseli
bristles present
μm
Chiba Park
Chiba, 2003
Stentor roeseli
S. roeseli
bristles present
μm
Zenko-ji
Nagano, 2003
Stentor
S. roeseli ?
360 x 100 μm
Kitamoto nature o.p.
Kitamoto
Saitama, 2005
Stentor roeseli
S. roeseli ?
400 x 100 μm
Shirahata-Numa
Urawa
Saitama, 2005
Stentor
S. roeseli ?
250, 300 x μm
Jizoh-bori
Sannoh Park
Saitama, 2005
Stentor roeseli
S. roeseli
400 x 100 μm
near Dedono-yu
Nishiwaga
Iwate, 2007
Stentor roeseli
S. roeseli
μm
near rice field
Yachiyo
Chiba, 2008

Similar species ->> Stentor muelleri;


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Stentor roeseli
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