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Heliozoea: Centrohelida

 Acanthocystis turfacea
Carter, 1863

Acanthocystis turfacea Genus: Free-living; skeleton with or without coat; cuirass made of scales and of the basal part of the spicules; coat indistinguishable (Illustrated Guide, 1985). Siliceous scales arranged tangentially and radiating siliceous spines with pointed or bifurcated ends; (Kudo, 1966).
Species: Body contains zoochlorellae; long & short glassy spicules (How to know the protozoa, 1979).

Acanthocystis turfacea Carter, cell body spherical 89 μm in diam., axopodia μm long, bifurcated siliceous spines, long type 40-60 μm long, short type 12 μm long, x 400, x 640, Imou bog, Toyohashi city, Aichi Pref., Japan, September 11, 2004 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea
Cell body spherical 70 μm in diam., bifurcated siliceous spines, long type μm long, short type μm long, x 640
Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea
Cell body spherical 72 μm in diam., bifurcated siliceous spines, long type μm long, short type μm long, x 400, x 640
Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea
Long bifurcated spines 43-53 μm long, x 400, x 640
Acanthocystis turfacea Acanthocystis turfacea
Cell body spherical 78 μm in diam., axopodia μm long, bifurcated siliceous spines, long type 32-50 μm long, short type 12 μm long, x 400, x 640
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea
x 640
Acanthocystis turfacea Acanthocystis turfacea Acanthocystis turfacea

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