Acanthocystis turfacea
Carter, 1863
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).
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Other endosymbioses
Acanthocystis turfacea Carter,
cell body spherical, 44 μm in diam., siliceous spines up to 37 μm long,
x 640, Onnenai, Kushiro marsh, Kushiro city, Hokkaido, Japan, October 16, 2005 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
Cell body spherical, μm in diam., siliceous spines μm long, x 640
Cell body spherical, μm in diam., siliceous spines μm long, x 640
Acanthocystis turfacea Carter,
cell body spherical, 38 μm in diam., siliceous spines up to 27 μm long,
x 640, Onnenai, Kushiro marsh, Kushiro city, Hokkaido, Japan, October 16, 2005 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
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