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).
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