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Heliozoea: Centrohelida

 Raphidiophrys elegans
Hertwig & Lesser 1874 emend. Penard 1904

Sphaerastrum fockei Genus: Free-living; skeleton with or without coat; spicules included in a coat more or less visible; radial siliceous spicules; ordered spicules (Illustrated Guide, 1985). Mucilaginous envelope with spindle-shaped or discoidal spicules which extend normally outwards along pseudopodia (Kudo, 1966).
Species:

Raphidiophrys elegans Hertwig & Lesser 1874 emend. Penard 1904, cell body nearly spherical, 36 μm in diam., covered with short curving materials, axopodia up to 45 μm long, x 640, a small pond at Nagaike park, Hachioji city, Tokyo, Japan, April 6, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
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