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: Body trumpet-shaped; macronucleus moniliform; 1-2 mm when extended; contractile vacuole anterior; pellicle dark, bluish-green color (How to know the protozoa, 1979).
Cell body slenderly trumpet shaped, 1000-2000 μm long when fully extended; macronucleus moniliform; cortical granules blue-green; without symbiotic algae (Foissner and Wölfl, 1994).
->> Description at WPRNO Google Image Search
![]()
S. coeruleus
mac. moniliform
no bristles
μm
Japan, 1999
Movies ![]()
S. coeruleus
μm
Niigata, 2001![]()
S. coeruleus
mac. moniliform
μm
Gyoda
Saitama, 2001![]()
S. coeruleus
mac. moniliform
μm
Kasai Seaside Park
Tokyo, 2001![]()
S. coeruleus
mac. moniliform
μm
Sendabori
Chiba, 2002![]()
S. coeruleus
stock Ika-1
mac. moniliform
μm
Kasama Park
Ibaraki, 2002![]()
S. coeruleus
stock Ika-1
mac. moniliform
μm
Kasama Park
Ibaraki, 2002![]()
S. coeruleus
mac. moniliform
μm
???
???, 2003