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Heliozoea: Actinophryida

 Actinosphaerium sp.
Stein, 1857

Actinosphaerium Genus: Ectoplasm consists of large vacuoles in one or several layres; endoplasm with numerous small vacuoles; numerous nuclei; axopodia end in the inner zone of ectoplasm (Kudo, 1966).
Species:

Actinosphaerium sp. (Echinosphaerium), fed on Chlorogonium, cell body spherical, μm in diam., x 100, x 200, x 400, x 640, xxxx Pref., Japan, October 1998, by Y. Tsukii
scale 100 μm scale 200 μm scale 300 μm; x 200 : scale 50 μm scale 100 μm scale 150 μm; x 400
Actinosphaerium Actinosphaerium Actinosphaerium

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