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Heliozoea: Centrohelida

 Sphaerastrum fockei
Greeff
= Raphidiophrys elegans Hertwig & Lesser 1874 emend. Penard 1904 ?

Sphaerastrum Genus: Greater part of axopodia and cell body covered by a thick gelatinous mantle (Kudo, 1966).
Species:

Sphaerastrum fockei Hertwig & Lesser emend. Penard ?, cell body spherical 23-30 μm in diam., x 400, x 640, Shimo-no-koike (small pond), Shiga highland, Yamanouchi town, Nagano Pref., Japan, September 26, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Sphaerastrum Sphaerastrum

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