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Heliozoea: Centrohelida

Raphidiophrys pallida
Schultze, 1874

Heliozoa 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: Outer gelatinous envelope crowded with curved lenticular spicules, forming accumulations around pseudopodia; diameter 50-60 μm; nucleus 12-15 μm in diamete; spicules 20 μm long (Kudo, 1966).

Raphidiophrys pallida Schultze, 1874, cell body spherical, μm in diam., x 640, near Yanase river, Mizuko, Fujimi city, Saitama Pref., Japan, December 2003 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
Raphidiophrys Raphidiophrys

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